Home / 103,899,996.08-155,874,247.95-30,125,319.20

Finding the Fourth Proportional to 103,899,996.08, 155,874,247.95 and 30,125,319.20

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Solution

The fourth proportional to 103,899,996.08, 155,874,247.95 and 30,125,319.20 is: 45,195,011.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,899,996.08 : 155,874,247.95 = 30,125,319.20 : x
  2. Step 2: Convert to fraction form
    103,899,996.08/155,874,247.95 = 30,125,319.20/x
  3. Step 3: Cross multiply
    103,899,996.08x = 155,874,247.95 × 30,125,319.20
  4. Step 4: Simplify right side
    103,899,996.08x = 4,695,761,474,553,695
  5. Step 5: Solve for x
    x = 4,695,761,474,553,695/103,899,996.08
  6. Step 6: Final answer
    x = 45,195,011.08

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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.