Home / 488,642,832.80-732,539,096.40-294,348,003.20

Finding the Fourth Proportional to 488,642,832.80, 732,539,096.40 and 294,348,003.20

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Solution

The fourth proportional to 488,642,832.80, 732,539,096.40 and 294,348,003.20 is: 441,265,901.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,642,832.80 : 732,539,096.40 = 294,348,003.20 : x
  2. Step 2: Convert to fraction form
    488,642,832.80/732,539,096.40 = 294,348,003.20/x
  3. Step 3: Cross multiply
    488,642,832.80x = 732,539,096.40 × 294,348,003.20
  4. Step 4: Simplify right side
    488,642,832.80x = 215,621,420,291,272,288
  5. Step 5: Solve for x
    x = 215,621,420,291,272,288/488,642,832.80
  6. Step 6: Final answer
    x = 441,265,901.84

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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.