Home / 331,777,793.70-497,666,690.55-307,591,323.30

Finding the Fourth Proportional to 331,777,793.70, 497,666,690.55 and 307,591,323.30

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Solution

The fourth proportional to 331,777,793.70, 497,666,690.55 and 307,591,323.30 is: 461,386,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,777,793.70 : 497,666,690.55 = 307,591,323.30 : x
  2. Step 2: Convert to fraction form
    331,777,793.70/497,666,690.55 = 307,591,323.30/x
  3. Step 3: Cross multiply
    331,777,793.70x = 497,666,690.55 × 307,591,323.30
  4. Step 4: Simplify right side
    331,777,793.70x = 153,077,955,908,606,112
  5. Step 5: Solve for x
    x = 153,077,955,908,606,112/331,777,793.70
  6. Step 6: Final answer
    x = 461,386,984.95

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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.