Home / 88,456,829.60-132,685,244.40-83,434,712.15

Finding the Fourth Proportional to 88,456,829.60, 132,685,244.40 and 83,434,712.15

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Solution

The fourth proportional to 88,456,829.60, 132,685,244.40 and 83,434,712.15 is: 125,152,068.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,456,829.60 : 132,685,244.40 = 83,434,712.15 : x
  2. Step 2: Convert to fraction form
    88,456,829.60/132,685,244.40 = 83,434,712.15/x
  3. Step 3: Cross multiply
    88,456,829.60x = 132,685,244.40 × 83,434,712.15
  4. Step 4: Simplify right side
    88,456,829.60x = 11,070,555,173,066,400
  5. Step 5: Solve for x
    x = 11,070,555,173,066,400/88,456,829.60
  6. Step 6: Final answer
    x = 125,152,068.23

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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.