Home / 103,605,064.72-155,330,982.82-62,655,400.04

Finding the Fourth Proportional to 103,605,064.72, 155,330,982.82 and 62,655,400.04

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Solution

The fourth proportional to 103,605,064.72, 155,330,982.82 and 62,655,400.04 is: 93,936,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,605,064.72 : 155,330,982.82 = 62,655,400.04 : x
  2. Step 2: Convert to fraction form
    103,605,064.72/155,330,982.82 = 62,655,400.04/x
  3. Step 3: Cross multiply
    103,605,064.72x = 155,330,982.82 × 62,655,400.04
  4. Step 4: Simplify right side
    103,605,064.72x = 9,732,324,867,193,466
  5. Step 5: Solve for x
    x = 9,732,324,867,193,466/103,605,064.72
  6. Step 6: Final answer
    x = 93,936,767.41

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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.