Home / 293,301,089.10-439,951,633.65-288,766,125.90

Finding the Fourth Proportional to 293,301,089.10, 439,951,633.65 and 288,766,125.90

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Solution

The fourth proportional to 293,301,089.10, 439,951,633.65 and 288,766,125.90 is: 433,149,188.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,301,089.10 : 439,951,633.65 = 288,766,125.90 : x
  2. Step 2: Convert to fraction form
    293,301,089.10/439,951,633.65 = 288,766,125.90/x
  3. Step 3: Cross multiply
    293,301,089.10x = 439,951,633.65 × 288,766,125.90
  4. Step 4: Simplify right side
    293,301,089.10x = 127,043,128,832,486,560
  5. Step 5: Solve for x
    x = 127,043,128,832,486,560/293,301,089.10
  6. Step 6: Final answer
    x = 433,149,188.85

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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.