Home / 88,578,021.60-132,867,032.40-54,140,644.80

Finding the Fourth Proportional to 88,578,021.60, 132,867,032.40 and 54,140,644.80

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Solution

The fourth proportional to 88,578,021.60, 132,867,032.40 and 54,140,644.80 is: 81,210,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,021.60 : 132,867,032.40 = 54,140,644.80 : x
  2. Step 2: Convert to fraction form
    88,578,021.60/132,867,032.40 = 54,140,644.80/x
  3. Step 3: Cross multiply
    88,578,021.60x = 132,867,032.40 × 54,140,644.80
  4. Step 4: Simplify right side
    88,578,021.60x = 7,193,506,806,798,491
  5. Step 5: Solve for x
    x = 7,193,506,806,798,491/88,578,021.60
  6. Step 6: Final answer
    x = 81,210,967.20

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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.