Home / 180,829,080-271,243,892.16-83,731,878.72

Finding the Fourth Proportional to 180,829,080, 271,243,892.16 and 83,731,878.72

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Solution

The fourth proportional to 180,829,080, 271,243,892.16 and 83,731,878.72 is: 125,597,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,829,080 : 271,243,892.16 = 83,731,878.72 : x
  2. Step 2: Convert to fraction form
    180,829,080/271,243,892.16 = 83,731,878.72/x
  3. Step 3: Cross multiply
    180,829,080x = 271,243,892.16 × 83,731,878.72
  4. Step 4: Simplify right side
    180,829,080x = 22,711,760,681,881,880
  5. Step 5: Solve for x
    x = 22,711,760,681,881,880/180,829,080
  6. Step 6: Final answer
    x = 125,597,944.10

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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.