Home / 106,472,709.60-159,709,064.40-41,778,625.20

Finding the Fourth Proportional to 106,472,709.60, 159,709,064.40 and 41,778,625.20

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Solution

The fourth proportional to 106,472,709.60, 159,709,064.40 and 41,778,625.20 is: 62,667,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,472,709.60 : 159,709,064.40 = 41,778,625.20 : x
  2. Step 2: Convert to fraction form
    106,472,709.60/159,709,064.40 = 41,778,625.20/x
  3. Step 3: Cross multiply
    106,472,709.60x = 159,709,064.40 × 41,778,625.20
  4. Step 4: Simplify right side
    106,472,709.60x = 6,672,425,142,610,264
  5. Step 5: Solve for x
    x = 6,672,425,142,610,264/106,472,709.60
  6. Step 6: Final answer
    x = 62,667,937.80

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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.