Home / 131,544,003.80-197,316,005.70-129,276,522.20

Finding the Fourth Proportional to 131,544,003.80, 197,316,005.70 and 129,276,522.20

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Solution

The fourth proportional to 131,544,003.80, 197,316,005.70 and 129,276,522.20 is: 193,914,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,544,003.80 : 197,316,005.70 = 129,276,522.20 : x
  2. Step 2: Convert to fraction form
    131,544,003.80/197,316,005.70 = 129,276,522.20/x
  3. Step 3: Cross multiply
    131,544,003.80x = 197,316,005.70 × 129,276,522.20
  4. Step 4: Simplify right side
    131,544,003.80x = 25,508,326,991,291,376
  5. Step 5: Solve for x
    x = 25,508,326,991,291,376/131,544,003.80
  6. Step 6: Final answer
    x = 193,914,783.30

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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.