Home / 437,465,130.80-656,197,696.20-178,594,314.80

Finding the Fourth Proportional to 437,465,130.80, 656,197,696.20 and 178,594,314.80

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Solution

The fourth proportional to 437,465,130.80, 656,197,696.20 and 178,594,314.80 is: 267,891,472.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,465,130.80 : 656,197,696.20 = 178,594,314.80 : x
  2. Step 2: Convert to fraction form
    437,465,130.80/656,197,696.20 = 178,594,314.80/x
  3. Step 3: Cross multiply
    437,465,130.80x = 656,197,696.20 × 178,594,314.80
  4. Step 4: Simplify right side
    437,465,130.80x = 117,193,177,926,177,584
  5. Step 5: Solve for x
    x = 117,193,177,926,177,584/437,465,130.80
  6. Step 6: Final answer
    x = 267,891,472.20

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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.