Home / 118,272,032.90-177,408,049.35-83,834,656.10

Finding the Fourth Proportional to 118,272,032.90, 177,408,049.35 and 83,834,656.10

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Solution

The fourth proportional to 118,272,032.90, 177,408,049.35 and 83,834,656.10 is: 125,751,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,272,032.90 : 177,408,049.35 = 83,834,656.10 : x
  2. Step 2: Convert to fraction form
    118,272,032.90/177,408,049.35 = 83,834,656.10/x
  3. Step 3: Cross multiply
    118,272,032.90x = 177,408,049.35 × 83,834,656.10
  4. Step 4: Simplify right side
    118,272,032.90x = 14,872,942,806,629,076
  5. Step 5: Solve for x
    x = 14,872,942,806,629,076/118,272,032.90
  6. Step 6: Final answer
    x = 125,751,984.15

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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.