Home / 437,292,002.60-656,189,946.30-164,858,287.40

Finding the Fourth Proportional to 437,292,002.60, 656,189,946.30 and 164,858,287.40

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Solution

The fourth proportional to 437,292,002.60, 656,189,946.30 and 164,858,287.40 is: 247,382,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,292,002.60 : 656,189,946.30 = 164,858,287.40 : x
  2. Step 2: Convert to fraction form
    437,292,002.60/656,189,946.30 = 164,858,287.40/x
  3. Step 3: Cross multiply
    437,292,002.60x = 656,189,946.30 × 164,858,287.40
  4. Step 4: Simplify right side
    437,292,002.60x = 108,178,350,756,115,968
  5. Step 5: Solve for x
    x = 108,178,350,756,115,968/437,292,002.60
  6. Step 6: Final answer
    x = 247,382,412.93

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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.