Home / 206,849,452.52-285,453,108.78-114,027,923.72

Finding the Fourth Proportional to 206,849,452.52, 285,453,108.78 and 114,027,923.72

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Solution

The fourth proportional to 206,849,452.52, 285,453,108.78 and 114,027,923.72 is: 157,359,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,849,452.52 : 285,453,108.78 = 114,027,923.72 : x
  2. Step 2: Convert to fraction form
    206,849,452.52/285,453,108.78 = 114,027,923.72/x
  3. Step 3: Cross multiply
    206,849,452.52x = 285,453,108.78 × 114,027,923.72
  4. Step 4: Simplify right side
    206,849,452.52x = 32,549,625,313,602,700
  5. Step 5: Solve for x
    x = 32,549,625,313,602,700/206,849,452.52
  6. Step 6: Final answer
    x = 157,359,011.19

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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.