Home / 283,817,729.70-425,646,878.40-89,788,620.60

Finding the Fourth Proportional to 283,817,729.70, 425,646,878.40 and 89,788,620.60

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Solution

The fourth proportional to 283,817,729.70, 425,646,878.40 and 89,788,620.60 is: 134,657,711.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,817,729.70 : 425,646,878.40 = 89,788,620.60 : x
  2. Step 2: Convert to fraction form
    283,817,729.70/425,646,878.40 = 89,788,620.60/x
  3. Step 3: Cross multiply
    283,817,729.70x = 425,646,878.40 × 89,788,620.60
  4. Step 4: Simplify right side
    283,817,729.70x = 38,218,246,074,231,928
  5. Step 5: Solve for x
    x = 38,218,246,074,231,928/283,817,729.70
  6. Step 6: Final answer
    x = 134,657,711.89

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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.