Home / 131,440,256.01-181,375,380.63-72,701,656.92

Finding the Fourth Proportional to 131,440,256.01, 181,375,380.63 and 72,701,656.92

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Solution

The fourth proportional to 131,440,256.01, 181,375,380.63 and 72,701,656.92 is: 100,321,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,440,256.01 : 181,375,380.63 = 72,701,656.92 : x
  2. Step 2: Convert to fraction form
    131,440,256.01/181,375,380.63 = 72,701,656.92/x
  3. Step 3: Cross multiply
    131,440,256.01x = 181,375,380.63 × 72,701,656.92
  4. Step 4: Simplify right side
    131,440,256.01x = 13,186,290,696,296,674
  5. Step 5: Solve for x
    x = 13,186,290,696,296,674/131,440,256.01
  6. Step 6: Final answer
    x = 100,321,553.66

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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.