Home / 494,478,845.10-741,718,267.65-149,485,718.70

Finding the Fourth Proportional to 494,478,845.10, 741,718,267.65 and 149,485,718.70

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Solution

The fourth proportional to 494,478,845.10, 741,718,267.65 and 149,485,718.70 is: 224,228,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,478,845.10 : 741,718,267.65 = 149,485,718.70 : x
  2. Step 2: Convert to fraction form
    494,478,845.10/741,718,267.65 = 149,485,718.70/x
  3. Step 3: Cross multiply
    494,478,845.10x = 741,718,267.65 × 149,485,718.70
  4. Step 4: Simplify right side
    494,478,845.10x = 110,876,288,312,579,200
  5. Step 5: Solve for x
    x = 110,876,288,312,579,200/494,478,845.10
  6. Step 6: Final answer
    x = 224,228,578.05

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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.