Home / 110,707,292.80-166,155,417.60-49,390,811.20

Finding the Fourth Proportional to 110,707,292.80, 166,155,417.60 and 49,390,811.20

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Solution

The fourth proportional to 110,707,292.80, 166,155,417.60 and 49,390,811.20 is: 74,128,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,707,292.80 : 166,155,417.60 = 49,390,811.20 : x
  2. Step 2: Convert to fraction form
    110,707,292.80/166,155,417.60 = 49,390,811.20/x
  3. Step 3: Cross multiply
    110,707,292.80x = 166,155,417.60 × 49,390,811.20
  4. Step 4: Simplify right side
    110,707,292.80x = 8,206,550,860,538,757
  5. Step 5: Solve for x
    x = 8,206,550,860,538,757/110,707,292.80
  6. Step 6: Final answer
    x = 74,128,367.27

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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.