Home / 437,465,131.80-656,197,697.70-178,594,315.80

Finding the Fourth Proportional to 437,465,131.80, 656,197,697.70 and 178,594,315.80

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Solution

The fourth proportional to 437,465,131.80, 656,197,697.70 and 178,594,315.80 is: 267,891,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,465,131.80 : 656,197,697.70 = 178,594,315.80 : x
  2. Step 2: Convert to fraction form
    437,465,131.80/656,197,697.70 = 178,594,315.80/x
  3. Step 3: Cross multiply
    437,465,131.80x = 656,197,697.70 × 178,594,315.80
  4. Step 4: Simplify right side
    437,465,131.80x = 117,193,178,850,266,752
  5. Step 5: Solve for x
    x = 117,193,178,850,266,752/437,465,131.80
  6. Step 6: Final answer
    x = 267,891,473.70

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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.