Home / 3,870,676,939.38-5,805,998,838.06-1,072,637,491.02

Finding the Fourth Proportional to 3,870,676,939.38, 5,805,998,838.06 and 1,072,637,491.02

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Solution

The fourth proportional to 3,870,676,939.38, 5,805,998,838.06 and 1,072,637,491.02 is: 1,608,951,644.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,676,939.38 : 5,805,998,838.06 = 1,072,637,491.02 : x
  2. Step 2: Convert to fraction form
    3,870,676,939.38/5,805,998,838.06 = 1,072,637,491.02/x
  3. Step 3: Cross multiply
    3,870,676,939.38x = 5,805,998,838.06 × 1,072,637,491.02
  4. Step 4: Simplify right side
    3,870,676,939.38x = 6,227,732,026,521,713,664
  5. Step 5: Solve for x
    x = 6,227,732,026,521,713,664/3,870,676,939.38
  6. Step 6: Final answer
    x = 1,608,951,644.39

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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.