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Finding the Fourth Proportional to 360,676,258.68, 541,364,234.64 and 174,061,530.39

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Solution

The fourth proportional to 360,676,258.68, 541,364,234.64 and 174,061,530.39 is: 261,261,130.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,676,258.68 : 541,364,234.64 = 174,061,530.39 : x
  2. Step 2: Convert to fraction form
    360,676,258.68/541,364,234.64 = 174,061,530.39/x
  3. Step 3: Cross multiply
    360,676,258.68x = 541,364,234.64 × 174,061,530.39
  4. Step 4: Simplify right side
    360,676,258.68x = 94,230,687,179,849,440
  5. Step 5: Solve for x
    x = 94,230,687,179,849,440/360,676,258.68
  6. Step 6: Final answer
    x = 261,261,130.76

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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.