Home / 3,729,988,051.92-5,147,356,861.10-2,036,442,641.28

Finding the Fourth Proportional to 3,729,988,051.92, 5,147,356,861.10 and 2,036,442,641.28

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Solution

The fourth proportional to 3,729,988,051.92, 5,147,356,861.10 and 2,036,442,641.28 is: 2,810,276,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729,988,051.92 : 5,147,356,861.10 = 2,036,442,641.28 : x
  2. Step 2: Convert to fraction form
    3,729,988,051.92/5,147,356,861.10 = 2,036,442,641.28/x
  3. Step 3: Cross multiply
    3,729,988,051.92x = 5,147,356,861.10 × 2,036,442,641.28
  4. Step 4: Simplify right side
    3,729,988,051.92x = 10,482,297,001,829,214,208
  5. Step 5: Solve for x
    x = 10,482,297,001,829,214,208/3,729,988,051.92
  6. Step 6: Final answer
    x = 2,810,276,294.70

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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.