Home / 437,463,132.80-656,194,699.20-178,592,316.80

Finding the Fourth Proportional to 437,463,132.80, 656,194,699.20 and 178,592,316.80

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Solution

The fourth proportional to 437,463,132.80, 656,194,699.20 and 178,592,316.80 is: 267,888,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,463,132.80 : 656,194,699.20 = 178,592,316.80 : x
  2. Step 2: Convert to fraction form
    437,463,132.80/656,194,699.20 = 178,592,316.80/x
  3. Step 3: Cross multiply
    437,463,132.80x = 656,194,699.20 × 178,592,316.80
  4. Step 4: Simplify right side
    437,463,132.80x = 117,191,331,602,007,120
  5. Step 5: Solve for x
    x = 117,191,331,602,007,120/437,463,132.80
  6. Step 6: Final answer
    x = 267,888,475.20

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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.