Home / 245,073,631.80-367,610,447.70-243,373,020.60

Finding the Fourth Proportional to 245,073,631.80, 367,610,447.70 and 243,373,020.60

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Solution

The fourth proportional to 245,073,631.80, 367,610,447.70 and 243,373,020.60 is: 365,059,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,073,631.80 : 367,610,447.70 = 243,373,020.60 : x
  2. Step 2: Convert to fraction form
    245,073,631.80/367,610,447.70 = 243,373,020.60/x
  3. Step 3: Cross multiply
    245,073,631.80x = 367,610,447.70 × 243,373,020.60
  4. Step 4: Simplify right side
    245,073,631.80x = 89,466,465,060,867,312
  5. Step 5: Solve for x
    x = 89,466,465,060,867,312/245,073,631.80
  6. Step 6: Final answer
    x = 365,059,530.90

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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.