Home / 88,138,905.60-132,208,358.40-47,828,121.60

Finding the Fourth Proportional to 88,138,905.60, 132,208,358.40 and 47,828,121.60

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Solution

The fourth proportional to 88,138,905.60, 132,208,358.40 and 47,828,121.60 is: 71,742,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,905.60 : 132,208,358.40 = 47,828,121.60 : x
  2. Step 2: Convert to fraction form
    88,138,905.60/132,208,358.40 = 47,828,121.60/x
  3. Step 3: Cross multiply
    88,138,905.60x = 132,208,358.40 × 47,828,121.60
  4. Step 4: Simplify right side
    88,138,905.60x = 6,323,277,442,091,582
  5. Step 5: Solve for x
    x = 6,323,277,442,091,582/88,138,905.60
  6. Step 6: Final answer
    x = 71,742,182.40

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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.