Home / 453,659,861.60-680,041,894.80-223,440,495.20

Finding the Fourth Proportional to 453,659,861.60, 680,041,894.80 and 223,440,495.20

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Solution

The fourth proportional to 453,659,861.60, 680,041,894.80 and 223,440,495.20 is: 334,940,140.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,659,861.60 : 680,041,894.80 = 223,440,495.20 : x
  2. Step 2: Convert to fraction form
    453,659,861.60/680,041,894.80 = 223,440,495.20/x
  3. Step 3: Cross multiply
    453,659,861.60x = 680,041,894.80 × 223,440,495.20
  4. Step 4: Simplify right side
    453,659,861.60x = 151,948,897,730,858,272
  5. Step 5: Solve for x
    x = 151,948,897,730,858,272/453,659,861.60
  6. Step 6: Final answer
    x = 334,940,140.38

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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.