Home / 80,390,829.80-120,586,973.70-22,883,078.36

Finding the Fourth Proportional to 80,390,829.80, 120,586,973.70 and 22,883,078.36

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Solution

The fourth proportional to 80,390,829.80, 120,586,973.70 and 22,883,078.36 is: 34,324,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,390,829.80 : 120,586,973.70 = 22,883,078.36 : x
  2. Step 2: Convert to fraction form
    80,390,829.80/120,586,973.70 = 22,883,078.36/x
  3. Step 3: Cross multiply
    80,390,829.80x = 120,586,973.70 × 22,883,078.36
  4. Step 4: Simplify right side
    80,390,829.80x = 2,759,401,168,372,359
  5. Step 5: Solve for x
    x = 2,759,401,168,372,359/80,390,829.80
  6. Step 6: Final answer
    x = 34,324,825.05

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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.