Home / 120,198,889,023.02-180,304,132,248-39,522,806,289.48

Finding the Fourth Proportional to 120,198,889,023.02, 180,304,132,248 and 39,522,806,289.48

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Solution

The fourth proportional to 120,198,889,023.02, 180,304,132,248 and 39,522,806,289.48 is: 59,286,116,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,198,889,023.02 : 180,304,132,248 = 39,522,806,289.48 : x
  2. Step 2: Convert to fraction form
    120,198,889,023.02/180,304,132,248 = 39,522,806,289.48/x
  3. Step 3: Cross multiply
    120,198,889,023.02x = 180,304,132,248 × 39,522,806,289.48
  4. Step 4: Simplify right side
    120,198,889,023.02x = 7,126,125,292,030,488,739,840
  5. Step 5: Solve for x
    x = 7,126,125,292,030,488,739,840/120,198,889,023.02
  6. Step 6: Final answer
    x = 59,286,116,119.31

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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.