Home / 413,494,510.90-570,626,251.93-227,862,169.78

Finding the Fourth Proportional to 413,494,510.90, 570,626,251.93 and 227,862,169.78

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Solution

The fourth proportional to 413,494,510.90, 570,626,251.93 and 227,862,169.78 is: 314,451,903.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,494,510.90 : 570,626,251.93 = 227,862,169.78 : x
  2. Step 2: Convert to fraction form
    413,494,510.90/570,626,251.93 = 227,862,169.78/x
  3. Step 3: Cross multiply
    413,494,510.90x = 570,626,251.93 × 227,862,169.78
  4. Step 4: Simplify right side
    413,494,510.90x = 130,024,135,898,198,704
  5. Step 5: Solve for x
    x = 130,024,135,898,198,704/413,494,510.90
  6. Step 6: Final answer
    x = 314,451,903.16

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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.