Home / 198,087,648.26-273,369,492.23-109,981,650.24

Finding the Fourth Proportional to 198,087,648.26, 273,369,492.23 and 109,981,650.24

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Solution

The fourth proportional to 198,087,648.26, 273,369,492.23 and 109,981,650.24 is: 151,779,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,087,648.26 : 273,369,492.23 = 109,981,650.24 : x
  2. Step 2: Convert to fraction form
    198,087,648.26/273,369,492.23 = 109,981,650.24/x
  3. Step 3: Cross multiply
    198,087,648.26x = 273,369,492.23 × 109,981,650.24
  4. Step 4: Simplify right side
    198,087,648.26x = 30,065,627,880,176,352
  5. Step 5: Solve for x
    x = 30,065,627,880,176,352/198,087,648.26
  6. Step 6: Final answer
    x = 151,779,417.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.