Home / 88,009,602.90-132,014,404.35-80,445,110.10

Finding the Fourth Proportional to 88,009,602.90, 132,014,404.35 and 80,445,110.10

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Solution

The fourth proportional to 88,009,602.90, 132,014,404.35 and 80,445,110.10 is: 120,667,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,009,602.90 : 132,014,404.35 = 80,445,110.10 : x
  2. Step 2: Convert to fraction form
    88,009,602.90/132,014,404.35 = 80,445,110.10/x
  3. Step 3: Cross multiply
    88,009,602.90x = 132,014,404.35 × 80,445,110.10
  4. Step 4: Simplify right side
    88,009,602.90x = 10,619,913,292,721,668
  5. Step 5: Solve for x
    x = 10,619,913,292,721,668/88,009,602.90
  6. Step 6: Final answer
    x = 120,667,665.15

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Similar ratio
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1.5x scale

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.