Home / 88,578,701.90-132,868,052.85-74,245,978.70

Finding the Fourth Proportional to 88,578,701.90, 132,868,052.85 and 74,245,978.70

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Solution

The fourth proportional to 88,578,701.90, 132,868,052.85 and 74,245,978.70 is: 111,368,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,701.90 : 132,868,052.85 = 74,245,978.70 : x
  2. Step 2: Convert to fraction form
    88,578,701.90/132,868,052.85 = 74,245,978.70/x
  3. Step 3: Cross multiply
    88,578,701.90x = 132,868,052.85 × 74,245,978.70
  4. Step 4: Simplify right side
    88,578,701.90x = 9,864,918,621,811,574
  5. Step 5: Solve for x
    x = 9,864,918,621,811,574/88,578,701.90
  6. Step 6: Final answer
    x = 111,368,968.05

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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.