Home / 88,065,345.60-132,098,018.40-61,191,489.60

Finding the Fourth Proportional to 88,065,345.60, 132,098,018.40 and 61,191,489.60

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Solution

The fourth proportional to 88,065,345.60, 132,098,018.40 and 61,191,489.60 is: 91,787,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,065,345.60 : 132,098,018.40 = 61,191,489.60 : x
  2. Step 2: Convert to fraction form
    88,065,345.60/132,098,018.40 = 61,191,489.60/x
  3. Step 3: Cross multiply
    88,065,345.60x = 132,098,018.40 × 61,191,489.60
  4. Step 4: Simplify right side
    88,065,345.60x = 8,083,274,519,104,209
  5. Step 5: Solve for x
    x = 8,083,274,519,104,209/88,065,345.60
  6. Step 6: Final answer
    x = 91,787,234.40

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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.