Home / 245,073,621.80-367,610,432.70-243,373,010.60

Finding the Fourth Proportional to 245,073,621.80, 367,610,432.70 and 243,373,010.60

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Solution

The fourth proportional to 245,073,621.80, 367,610,432.70 and 243,373,010.60 is: 365,059,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,073,621.80 : 367,610,432.70 = 243,373,010.60 : x
  2. Step 2: Convert to fraction form
    245,073,621.80/367,610,432.70 = 243,373,010.60/x
  3. Step 3: Cross multiply
    245,073,621.80x = 367,610,432.70 × 243,373,010.60
  4. Step 4: Simplify right side
    245,073,621.80x = 89,466,457,734,167,680
  5. Step 5: Solve for x
    x = 89,466,457,734,167,680/245,073,621.80
  6. Step 6: Final answer
    x = 365,059,515.90

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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.