Home / 413,494,512.90-570,626,254.70-227,862,171.78

Finding the Fourth Proportional to 413,494,512.90, 570,626,254.70 and 227,862,171.78

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Solution

The fourth proportional to 413,494,512.90, 570,626,254.70 and 227,862,171.78 is: 314,451,905.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,494,512.90 : 570,626,254.70 = 227,862,171.78 : x
  2. Step 2: Convert to fraction form
    413,494,512.90/570,626,254.70 = 227,862,171.78/x
  3. Step 3: Cross multiply
    413,494,512.90x = 570,626,254.70 × 227,862,171.78
  4. Step 4: Simplify right side
    413,494,512.90x = 130,024,137,670,629,440
  5. Step 5: Solve for x
    x = 130,024,137,670,629,440/413,494,512.90
  6. Step 6: Final answer
    x = 314,451,905.92

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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.