Home / 89,591,945.40-134,412,801.30-38,498,441.40

Finding the Fourth Proportional to 89,591,945.40, 134,412,801.30 and 38,498,441.40

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Solution

The fourth proportional to 89,591,945.40, 134,412,801.30 and 38,498,441.40 is: 57,758,354.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,591,945.40 : 134,412,801.30 = 38,498,441.40 : x
  2. Step 2: Convert to fraction form
    89,591,945.40/134,412,801.30 = 38,498,441.40/x
  3. Step 3: Cross multiply
    89,591,945.40x = 134,412,801.30 × 38,498,441.40
  4. Step 4: Simplify right side
    89,591,945.40x = 5,174,683,354,257,894
  5. Step 5: Solve for x
    x = 5,174,683,354,257,894/89,591,945.40
  6. Step 6: Final answer
    x = 57,758,354.63

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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.