Home / 413,494,508.40-570,626,248.48-227,862,167.28

Finding the Fourth Proportional to 413,494,508.40, 570,626,248.48 and 227,862,167.28

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Solution

The fourth proportional to 413,494,508.40, 570,626,248.48 and 227,862,167.28 is: 314,451,899.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,494,508.40 : 570,626,248.48 = 227,862,167.28 : x
  2. Step 2: Convert to fraction form
    413,494,508.40/570,626,248.48 = 227,862,167.28/x
  3. Step 3: Cross multiply
    413,494,508.40x = 570,626,248.48 × 227,862,167.28
  4. Step 4: Simplify right side
    413,494,508.40x = 130,024,133,685,508,608
  5. Step 5: Solve for x
    x = 130,024,133,685,508,608/413,494,508.40
  6. Step 6: Final answer
    x = 314,451,899.71

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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.