Home / 292,791,770.88-439,169,687.10-120,264,108.60

Finding the Fourth Proportional to 292,791,770.88, 439,169,687.10 and 120,264,108.60

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Solution

The fourth proportional to 292,791,770.88, 439,169,687.10 and 120,264,108.60 is: 180,388,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,791,770.88 : 439,169,687.10 = 120,264,108.60 : x
  2. Step 2: Convert to fraction form
    292,791,770.88/439,169,687.10 = 120,264,108.60/x
  3. Step 3: Cross multiply
    292,791,770.88x = 439,169,687.10 × 120,264,108.60
  4. Step 4: Simplify right side
    292,791,770.88x = 52,816,350,943,222,416
  5. Step 5: Solve for x
    x = 52,816,350,943,222,416/292,791,770.88
  6. Step 6: Final answer
    x = 180,388,782.05

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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.