Home / 1,020,259,100.01-1,407,912,266.22-568,160,386.76

Finding the Fourth Proportional to 1,020,259,100.01, 1,407,912,266.22 and 568,160,386.76

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Solution

The fourth proportional to 1,020,259,100.01, 1,407,912,266.22 and 568,160,386.76 is: 784,036,111.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,259,100.01 : 1,407,912,266.22 = 568,160,386.76 : x
  2. Step 2: Convert to fraction form
    1,020,259,100.01/1,407,912,266.22 = 568,160,386.76/x
  3. Step 3: Cross multiply
    1,020,259,100.01x = 1,407,912,266.22 × 568,160,386.76
  4. Step 4: Simplify right side
    1,020,259,100.01x = 799,919,977,701,064,192
  5. Step 5: Solve for x
    x = 799,919,977,701,064,192/1,020,259,100.01
  6. Step 6: Final answer
    x = 784,036,111.70

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,020,259,101.01, 1,407,912,267.60 and 568,160,387.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.