Home / 453,433,862.40-680,150,793.60-180,846,700.80

Finding the Fourth Proportional to 453,433,862.40, 680,150,793.60 and 180,846,700.80

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Solution

The fourth proportional to 453,433,862.40, 680,150,793.60 and 180,846,700.80 is: 271,270,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,433,862.40 : 680,150,793.60 = 180,846,700.80 : x
  2. Step 2: Convert to fraction form
    453,433,862.40/680,150,793.60 = 180,846,700.80/x
  3. Step 3: Cross multiply
    453,433,862.40x = 680,150,793.60 × 180,846,700.80
  4. Step 4: Simplify right side
    453,433,862.40x = 123,003,027,069,061,760
  5. Step 5: Solve for x
    x = 123,003,027,069,061,760/453,433,862.40
  6. Step 6: Final answer
    x = 271,270,051.20

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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.