Home / 1,233,868,287.76-1,702,738,237.10-705,243,624.03

Finding the Fourth Proportional to 1,233,868,287.76, 1,702,738,237.10 and 705,243,624.03

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Solution

The fourth proportional to 1,233,868,287.76, 1,702,738,237.10 and 705,243,624.03 is: 973,236,201.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,868,287.76 : 1,702,738,237.10 = 705,243,624.03 : x
  2. Step 2: Convert to fraction form
    1,233,868,287.76/1,702,738,237.10 = 705,243,624.03/x
  3. Step 3: Cross multiply
    1,233,868,287.76x = 1,702,738,237.10 × 705,243,624.03
  4. Step 4: Simplify right side
    1,233,868,287.76x = 1,200,845,285,103,331,072
  5. Step 5: Solve for x
    x = 1,200,845,285,103,331,072/1,233,868,287.76
  6. Step 6: Final answer
    x = 973,236,201.16

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Double scale
Find fourth proportional to 1,233,868,288.76, 1,702,738,238.48 and 705,243,625.03
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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.