Home / 84,278,772.84-126,418,321.89-32,487,764.52

Finding the Fourth Proportional to 84,278,772.84, 126,418,321.89 and 32,487,764.52

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Solution

The fourth proportional to 84,278,772.84, 126,418,321.89 and 32,487,764.52 is: 48,731,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,278,772.84 : 126,418,321.89 = 32,487,764.52 : x
  2. Step 2: Convert to fraction form
    84,278,772.84/126,418,321.89 = 32,487,764.52/x
  3. Step 3: Cross multiply
    84,278,772.84x = 126,418,321.89 × 32,487,764.52
  4. Step 4: Simplify right side
    84,278,772.84x = 4,107,048,672,575,881.50
  5. Step 5: Solve for x
    x = 4,107,048,672,575,881.50/84,278,772.84
  6. Step 6: Final answer
    x = 48,731,709.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.