Home / 723,728,082.20-1,085,592,123.30-603,197,263.40

Finding the Fourth Proportional to 723,728,082.20, 1,085,592,123.30 and 603,197,263.40

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Solution

The fourth proportional to 723,728,082.20, 1,085,592,123.30 and 603,197,263.40 is: 904,795,895.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,728,082.20 : 1,085,592,123.30 = 603,197,263.40 : x
  2. Step 2: Convert to fraction form
    723,728,082.20/1,085,592,123.30 = 603,197,263.40/x
  3. Step 3: Cross multiply
    723,728,082.20x = 1,085,592,123.30 × 603,197,263.40
  4. Step 4: Simplify right side
    723,728,082.20x = 654,826,197,943,155,328
  5. Step 5: Solve for x
    x = 654,826,197,943,155,328/723,728,082.20
  6. Step 6: Final answer
    x = 904,795,895.10

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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.