Home / 124,340,042.40-186,510,063.60-88,060,336.80

Finding the Fourth Proportional to 124,340,042.40, 186,510,063.60 and 88,060,336.80

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Solution

The fourth proportional to 124,340,042.40, 186,510,063.60 and 88,060,336.80 is: 132,090,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,340,042.40 : 186,510,063.60 = 88,060,336.80 : x
  2. Step 2: Convert to fraction form
    124,340,042.40/186,510,063.60 = 88,060,336.80/x
  3. Step 3: Cross multiply
    124,340,042.40x = 186,510,063.60 × 88,060,336.80
  4. Step 4: Simplify right side
    124,340,042.40x = 16,424,139,017,205,420
  5. Step 5: Solve for x
    x = 16,424,139,017,205,420/124,340,042.40
  6. Step 6: Final answer
    x = 132,090,505.20

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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.