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Finding the Fourth Proportional to 88,574,367.60, 132,861,551.40 and 49,672,886.40

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Solution

The fourth proportional to 88,574,367.60, 132,861,551.40 and 49,672,886.40 is: 74,509,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,574,367.60 : 132,861,551.40 = 49,672,886.40 : x
  2. Step 2: Convert to fraction form
    88,574,367.60/132,861,551.40 = 49,672,886.40/x
  3. Step 3: Cross multiply
    88,574,367.60x = 132,861,551.40 × 49,672,886.40
  4. Step 4: Simplify right side
    88,574,367.60x = 6,599,616,749,619,961
  5. Step 5: Solve for x
    x = 6,599,616,749,619,961/88,574,367.60
  6. Step 6: Final answer
    x = 74,509,329.60

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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.