Home / 115,571,360.23-159,488,438.61-63,359,276.20

Finding the Fourth Proportional to 115,571,360.23, 159,488,438.61 and 63,359,276.20

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Solution

The fourth proportional to 115,571,360.23, 159,488,438.61 and 63,359,276.20 is: 87,435,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,571,360.23 : 159,488,438.61 = 63,359,276.20 : x
  2. Step 2: Convert to fraction form
    115,571,360.23/159,488,438.61 = 63,359,276.20/x
  3. Step 3: Cross multiply
    115,571,360.23x = 159,488,438.61 × 63,359,276.20
  4. Step 4: Simplify right side
    115,571,360.23x = 10,105,072,032,597,736
  5. Step 5: Solve for x
    x = 10,105,072,032,597,736/115,571,360.23
  6. Step 6: Final answer
    x = 87,435,780.05

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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.