Home / 115,877,331.60-173,815,997.40-58,347,373.20

Finding the Fourth Proportional to 115,877,331.60, 173,815,997.40 and 58,347,373.20

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Solution

The fourth proportional to 115,877,331.60, 173,815,997.40 and 58,347,373.20 is: 87,521,059.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,877,331.60 : 173,815,997.40 = 58,347,373.20 : x
  2. Step 2: Convert to fraction form
    115,877,331.60/173,815,997.40 = 58,347,373.20/x
  3. Step 3: Cross multiply
    115,877,331.60x = 173,815,997.40 × 58,347,373.20
  4. Step 4: Simplify right side
    115,877,331.60x = 10,141,706,868,428,030
  5. Step 5: Solve for x
    x = 10,141,706,868,428,030/115,877,331.60
  6. Step 6: Final answer
    x = 87,521,059.80

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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.