Home / 3,870,676,876.52-5,805,998,744.08-1,072,637,428.12

Finding the Fourth Proportional to 3,870,676,876.52, 5,805,998,744.08 and 1,072,637,428.12

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Solution

The fourth proportional to 3,870,676,876.52, 5,805,998,744.08 and 1,072,637,428.12 is: 1,608,951,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,676,876.52 : 5,805,998,744.08 = 1,072,637,428.12 : x
  2. Step 2: Convert to fraction form
    3,870,676,876.52/5,805,998,744.08 = 1,072,637,428.12/x
  3. Step 3: Cross multiply
    3,870,676,876.52x = 5,805,998,744.08 × 1,072,637,428.12
  4. Step 4: Simplify right side
    3,870,676,876.52x = 6,227,731,560,517,920,768
  5. Step 5: Solve for x
    x = 6,227,731,560,517,920,768/3,870,676,876.52
  6. Step 6: Final answer
    x = 1,608,951,550.13

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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.