Home / 297,797,803.20-447,060,621.60-168,495,364.80

Finding the Fourth Proportional to 297,797,803.20, 447,060,621.60 and 168,495,364.80

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Solution

The fourth proportional to 297,797,803.20, 447,060,621.60 and 168,495,364.80 is: 252,948,953.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,797,803.20 : 447,060,621.60 = 168,495,364.80 : x
  2. Step 2: Convert to fraction form
    297,797,803.20/447,060,621.60 = 168,495,364.80/x
  3. Step 3: Cross multiply
    297,797,803.20x = 447,060,621.60 × 168,495,364.80
  4. Step 4: Simplify right side
    297,797,803.20x = 75,327,642,524,206,768
  5. Step 5: Solve for x
    x = 75,327,642,524,206,768/297,797,803.20
  6. Step 6: Final answer
    x = 252,948,953.00

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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.