Home / 804,816,101.10-1,207,224,151.65-702,779,429.10

Finding the Fourth Proportional to 804,816,101.10, 1,207,224,151.65 and 702,779,429.10

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Solution

The fourth proportional to 804,816,101.10, 1,207,224,151.65 and 702,779,429.10 is: 1,054,169,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,816,101.10 : 1,207,224,151.65 = 702,779,429.10 : x
  2. Step 2: Convert to fraction form
    804,816,101.10/1,207,224,151.65 = 702,779,429.10/x
  3. Step 3: Cross multiply
    804,816,101.10x = 1,207,224,151.65 × 702,779,429.10
  4. Step 4: Simplify right side
    804,816,101.10x = 848,412,300,092,318,976
  5. Step 5: Solve for x
    x = 848,412,300,092,318,976/804,816,101.10
  6. Step 6: Final answer
    x = 1,054,169,143.65

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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.