Home / 115,571,735.25-159,488,956.26-63,359,649.90

Finding the Fourth Proportional to 115,571,735.25, 159,488,956.26 and 63,359,649.90

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Solution

The fourth proportional to 115,571,735.25, 159,488,956.26 and 63,359,649.90 is: 87,436,295.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,571,735.25 : 159,488,956.26 = 63,359,649.90 : x
  2. Step 2: Convert to fraction form
    115,571,735.25/159,488,956.26 = 63,359,649.90/x
  3. Step 3: Cross multiply
    115,571,735.25x = 159,488,956.26 × 63,359,649.90
  4. Step 4: Simplify right side
    115,571,735.25x = 10,105,164,431,550,012
  5. Step 5: Solve for x
    x = 10,105,164,431,550,012/115,571,735.25
  6. Step 6: Final answer
    x = 87,436,295.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.