Home / 142,614,284.76-214,000,910.01-77,034,100.86

Finding the Fourth Proportional to 142,614,284.76, 214,000,910.01 and 77,034,100.86

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Solution

The fourth proportional to 142,614,284.76, 214,000,910.01 and 77,034,100.86 is: 115,594,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,614,284.76 : 214,000,910.01 = 77,034,100.86 : x
  2. Step 2: Convert to fraction form
    142,614,284.76/214,000,910.01 = 77,034,100.86/x
  3. Step 3: Cross multiply
    142,614,284.76x = 214,000,910.01 × 77,034,100.86
  4. Step 4: Simplify right side
    142,614,284.76x = 16,485,367,685,842,122
  5. Step 5: Solve for x
    x = 16,485,367,685,842,122/142,614,284.76
  6. Step 6: Final answer
    x = 115,594,084.52

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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.