Home / 261,000,289.57-360,092,255.02-147,957,662.17

Finding the Fourth Proportional to 261,000,289.57, 360,092,255.02 and 147,957,662.17

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Solution

The fourth proportional to 261,000,289.57, 360,092,255.02 and 147,957,662.17 is: 204,131,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,000,289.57 : 360,092,255.02 = 147,957,662.17 : x
  2. Step 2: Convert to fraction form
    261,000,289.57/360,092,255.02 = 147,957,662.17/x
  3. Step 3: Cross multiply
    261,000,289.57x = 360,092,255.02 × 147,957,662.17
  4. Step 4: Simplify right side
    261,000,289.57x = 53,278,408,219,172,352
  5. Step 5: Solve for x
    x = 53,278,408,219,172,352/261,000,289.57
  6. Step 6: Final answer
    x = 204,131,605.78

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1.5x scale

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.