Home / 73,766,677.80-110,650,016.70-68,727,829.80

Finding the Fourth Proportional to 73,766,677.80, 110,650,016.70 and 68,727,829.80

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Solution

The fourth proportional to 73,766,677.80, 110,650,016.70 and 68,727,829.80 is: 103,091,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,766,677.80 : 110,650,016.70 = 68,727,829.80 : x
  2. Step 2: Convert to fraction form
    73,766,677.80/110,650,016.70 = 68,727,829.80/x
  3. Step 3: Cross multiply
    73,766,677.80x = 110,650,016.70 × 68,727,829.80
  4. Step 4: Simplify right side
    73,766,677.80x = 7,604,735,515,124,758
  5. Step 5: Solve for x
    x = 7,604,735,515,124,758/73,766,677.80
  6. Step 6: Final answer
    x = 103,091,744.70

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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.