Home / 331,527,527.20-497,291,290.80-113,105,276.20

Finding the Fourth Proportional to 331,527,527.20, 497,291,290.80 and 113,105,276.20

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Solution

The fourth proportional to 331,527,527.20, 497,291,290.80 and 113,105,276.20 is: 169,657,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,527,527.20 : 497,291,290.80 = 113,105,276.20 : x
  2. Step 2: Convert to fraction form
    331,527,527.20/497,291,290.80 = 113,105,276.20/x
  3. Step 3: Cross multiply
    331,527,527.20x = 497,291,290.80 × 113,105,276.20
  4. Step 4: Simplify right side
    331,527,527.20x = 56,246,268,797,788,520
  5. Step 5: Solve for x
    x = 56,246,268,797,788,520/331,527,527.20
  6. Step 6: Final answer
    x = 169,657,914.30

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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.