Home / 378,533,704.20-567,853,700.40-119,721,937.20

Finding the Fourth Proportional to 378,533,704.20, 567,853,700.40 and 119,721,937.20

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Solution

The fourth proportional to 378,533,704.20, 567,853,700.40 and 119,721,937.20 is: 179,599,714.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,533,704.20 : 567,853,700.40 = 119,721,937.20 : x
  2. Step 2: Convert to fraction form
    378,533,704.20/567,853,700.40 = 119,721,937.20/x
  3. Step 3: Cross multiply
    378,533,704.20x = 567,853,700.40 × 119,721,937.20
  4. Step 4: Simplify right side
    378,533,704.20x = 67,984,545,058,076,416
  5. Step 5: Solve for x
    x = 67,984,545,058,076,416/378,533,704.20
  6. Step 6: Final answer
    x = 179,599,714.12

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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.