Home / 131,687,102.07-181,313,592.99-111,801,535.44

Finding the Fourth Proportional to 131,687,102.07, 181,313,592.99 and 111,801,535.44

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Solution

The fourth proportional to 131,687,102.07, 181,313,592.99 and 111,801,535.44 is: 153,934,119.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,687,102.07 : 181,313,592.99 = 111,801,535.44 : x
  2. Step 2: Convert to fraction form
    131,687,102.07/181,313,592.99 = 111,801,535.44/x
  3. Step 3: Cross multiply
    131,687,102.07x = 181,313,592.99 × 111,801,535.44
  4. Step 4: Simplify right side
    131,687,102.07x = 20,271,138,092,425,220
  5. Step 5: Solve for x
    x = 20,271,138,092,425,220/131,687,102.07
  6. Step 6: Final answer
    x = 153,934,119.39

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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.