Home / 88,581,198.80-132,859,356.60-28,003,048.40

Finding the Fourth Proportional to 88,581,198.80, 132,859,356.60 and 28,003,048.40

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Solution

The fourth proportional to 88,581,198.80, 132,859,356.60 and 28,003,048.40 is: 42,000,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,581,198.80 : 132,859,356.60 = 28,003,048.40 : x
  2. Step 2: Convert to fraction form
    88,581,198.80/132,859,356.60 = 28,003,048.40/x
  3. Step 3: Cross multiply
    88,581,198.80x = 132,859,356.60 × 28,003,048.40
  4. Step 4: Simplify right side
    88,581,198.80x = 3,720,466,993,262,659
  5. Step 5: Solve for x
    x = 3,720,466,993,262,659/88,581,198.80
  6. Step 6: Final answer
    x = 42,000,639.45

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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.