Home / 88,591,782.40-132,887,673.60-76,474,927.60

Finding the Fourth Proportional to 88,591,782.40, 132,887,673.60 and 76,474,927.60

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Solution

The fourth proportional to 88,591,782.40, 132,887,673.60 and 76,474,927.60 is: 114,712,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,591,782.40 : 132,887,673.60 = 76,474,927.60 : x
  2. Step 2: Convert to fraction form
    88,591,782.40/132,887,673.60 = 76,474,927.60/x
  3. Step 3: Cross multiply
    88,591,782.40x = 132,887,673.60 × 76,474,927.60
  4. Step 4: Simplify right side
    88,591,782.40x = 10,162,575,217,492,430
  5. Step 5: Solve for x
    x = 10,162,575,217,492,430/88,591,782.40
  6. Step 6: Final answer
    x = 114,712,391.40

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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.