Home / 1,096,102,860.30-1,644,154,290.45-514,972,126.80

Finding the Fourth Proportional to 1,096,102,860.30, 1,644,154,290.45 and 514,972,126.80

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Solution

The fourth proportional to 1,096,102,860.30, 1,644,154,290.45 and 514,972,126.80 is: 772,458,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,102,860.30 : 1,644,154,290.45 = 514,972,126.80 : x
  2. Step 2: Convert to fraction form
    1,096,102,860.30/1,644,154,290.45 = 514,972,126.80/x
  3. Step 3: Cross multiply
    1,096,102,860.30x = 1,644,154,290.45 × 514,972,126.80
  4. Step 4: Simplify right side
    1,096,102,860.30x = 846,693,631,740,381,440
  5. Step 5: Solve for x
    x = 846,693,631,740,381,440/1,096,102,860.30
  6. Step 6: Final answer
    x = 772,458,190.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.