Home / 131,766,251.76-181,837,444.86-73,032,704.64

Finding the Fourth Proportional to 131,766,251.76, 181,837,444.86 and 73,032,704.64

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Solution

The fourth proportional to 131,766,251.76, 181,837,444.86 and 73,032,704.64 is: 100,785,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,766,251.76 : 181,837,444.86 = 73,032,704.64 : x
  2. Step 2: Convert to fraction form
    131,766,251.76/181,837,444.86 = 73,032,704.64/x
  3. Step 3: Cross multiply
    131,766,251.76x = 181,837,444.86 × 73,032,704.64
  4. Step 4: Simplify right side
    131,766,251.76x = 13,280,080,402,952,668
  5. Step 5: Solve for x
    x = 13,280,080,402,952,668/131,766,251.76
  6. Step 6: Final answer
    x = 100,785,142.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.