Home / 80,721,259.16-121,167,108.83-37,632,022.88

Finding the Fourth Proportional to 80,721,259.16, 121,167,108.83 and 37,632,022.88

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Solution

The fourth proportional to 80,721,259.16, 121,167,108.83 and 37,632,022.88 is: 56,487,763.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,721,259.16 : 121,167,108.83 = 37,632,022.88 : x
  2. Step 2: Convert to fraction form
    80,721,259.16/121,167,108.83 = 37,632,022.88/x
  3. Step 3: Cross multiply
    80,721,259.16x = 121,167,108.83 × 37,632,022.88
  4. Step 4: Simplify right side
    80,721,259.16x = 4,559,763,411,282,254
  5. Step 5: Solve for x
    x = 4,559,763,411,282,254/80,721,259.16
  6. Step 6: Final answer
    x = 56,487,763.68

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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.