Home / 80,830,838.80-121,287,211.80-35,393,078.80

Finding the Fourth Proportional to 80,830,838.80, 121,287,211.80 and 35,393,078.80

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Solution

The fourth proportional to 80,830,838.80, 121,287,211.80 and 35,393,078.80 is: 53,107,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,830,838.80 : 121,287,211.80 = 35,393,078.80 : x
  2. Step 2: Convert to fraction form
    80,830,838.80/121,287,211.80 = 35,393,078.80/x
  3. Step 3: Cross multiply
    80,830,838.80x = 121,287,211.80 × 35,393,078.80
  4. Step 4: Simplify right side
    80,830,838.80x = 4,292,727,844,669,689.50
  5. Step 5: Solve for x
    x = 4,292,727,844,669,689.50/80,830,838.80
  6. Step 6: Final answer
    x = 53,107,550.39

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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.