Home / 293,024,428.80-439,536,643.20-88,584,057.60

Finding the Fourth Proportional to 293,024,428.80, 439,536,643.20 and 88,584,057.60

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Solution

The fourth proportional to 293,024,428.80, 439,536,643.20 and 88,584,057.60 is: 132,876,086.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,024,428.80 : 439,536,643.20 = 88,584,057.60 : x
  2. Step 2: Convert to fraction form
    293,024,428.80/439,536,643.20 = 88,584,057.60/x
  3. Step 3: Cross multiply
    293,024,428.80x = 439,536,643.20 × 88,584,057.60
  4. Step 4: Simplify right side
    293,024,428.80x = 38,935,939,318,539,448
  5. Step 5: Solve for x
    x = 38,935,939,318,539,448/293,024,428.80
  6. Step 6: Final answer
    x = 132,876,086.40

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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.