Home / 88,578,052.40-132,867,078.60-86,587,396.40

Finding the Fourth Proportional to 88,578,052.40, 132,867,078.60 and 86,587,396.40

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Solution

The fourth proportional to 88,578,052.40, 132,867,078.60 and 86,587,396.40 is: 129,881,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,052.40 : 132,867,078.60 = 86,587,396.40 : x
  2. Step 2: Convert to fraction form
    88,578,052.40/132,867,078.60 = 86,587,396.40/x
  3. Step 3: Cross multiply
    88,578,052.40x = 132,867,078.60 × 86,587,396.40
  4. Step 4: Simplify right side
    88,578,052.40x = 11,504,614,403,248,158
  5. Step 5: Solve for x
    x = 11,504,614,403,248,158/88,578,052.40
  6. Step 6: Final answer
    x = 129,881,094.60

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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.