Home / 88,581,709.60-132,872,564.40-49,680,228.40

Finding the Fourth Proportional to 88,581,709.60, 132,872,564.40 and 49,680,228.40

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Solution

The fourth proportional to 88,581,709.60, 132,872,564.40 and 49,680,228.40 is: 74,520,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,581,709.60 : 132,872,564.40 = 49,680,228.40 : x
  2. Step 2: Convert to fraction form
    88,581,709.60/132,872,564.40 = 49,680,228.40/x
  3. Step 3: Cross multiply
    88,581,709.60x = 132,872,564.40 × 49,680,228.40
  4. Step 4: Simplify right side
    88,581,709.60x = 6,601,139,347,485,709
  5. Step 5: Solve for x
    x = 6,601,139,347,485,709/88,581,709.60
  6. Step 6: Final answer
    x = 74,520,342.60

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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.