Home / 381,307,201.30-572,013,946.05-162,955,809.10

Finding the Fourth Proportional to 381,307,201.30, 572,013,946.05 and 162,955,809.10

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Solution

The fourth proportional to 381,307,201.30, 572,013,946.05 and 162,955,809.10 is: 244,456,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,307,201.30 : 572,013,946.05 = 162,955,809.10 : x
  2. Step 2: Convert to fraction form
    381,307,201.30/572,013,946.05 = 162,955,809.10/x
  3. Step 3: Cross multiply
    381,307,201.30x = 572,013,946.05 × 162,955,809.10
  4. Step 4: Simplify right side
    381,307,201.30x = 93,212,995,395,061,488
  5. Step 5: Solve for x
    x = 93,212,995,395,061,488/381,307,201.30
  6. Step 6: Final answer
    x = 244,456,425.36

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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.