Home / 88,573,647.20-132,860,470.80-54,384,130.40

Finding the Fourth Proportional to 88,573,647.20, 132,860,470.80 and 54,384,130.40

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Solution

The fourth proportional to 88,573,647.20, 132,860,470.80 and 54,384,130.40 is: 81,576,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,647.20 : 132,860,470.80 = 54,384,130.40 : x
  2. Step 2: Convert to fraction form
    88,573,647.20/132,860,470.80 = 54,384,130.40/x
  3. Step 3: Cross multiply
    88,573,647.20x = 132,860,470.80 × 54,384,130.40
  4. Step 4: Simplify right side
    88,573,647.20x = 7,225,501,168,992,592
  5. Step 5: Solve for x
    x = 7,225,501,168,992,592/88,573,647.20
  6. Step 6: Final answer
    x = 81,576,195.60

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1.5x scale

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.