Home / 192,490,000.30-288,735,000.45-149,491,830.70

Finding the Fourth Proportional to 192,490,000.30, 288,735,000.45 and 149,491,830.70

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Solution

The fourth proportional to 192,490,000.30, 288,735,000.45 and 149,491,830.70 is: 224,237,746.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,490,000.30 : 288,735,000.45 = 149,491,830.70 : x
  2. Step 2: Convert to fraction form
    192,490,000.30/288,735,000.45 = 149,491,830.70/x
  3. Step 3: Cross multiply
    192,490,000.30x = 288,735,000.45 × 149,491,830.70
  4. Step 4: Simplify right side
    192,490,000.30x = 43,163,523,804,435,816
  5. Step 5: Solve for x
    x = 43,163,523,804,435,816/192,490,000.30
  6. Step 6: Final answer
    x = 224,237,746.05

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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.