Home / 131,496,887.40-197,245,331.10-110,132,959.20

Finding the Fourth Proportional to 131,496,887.40, 197,245,331.10 and 110,132,959.20

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Solution

The fourth proportional to 131,496,887.40, 197,245,331.10 and 110,132,959.20 is: 165,199,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,496,887.40 : 197,245,331.10 = 110,132,959.20 : x
  2. Step 2: Convert to fraction form
    131,496,887.40/197,245,331.10 = 110,132,959.20/x
  3. Step 3: Cross multiply
    131,496,887.40x = 197,245,331.10 × 110,132,959.20
  4. Step 4: Simplify right side
    131,496,887.40x = 21,723,212,002,426,792
  5. Step 5: Solve for x
    x = 21,723,212,002,426,792/131,496,887.40
  6. Step 6: Final answer
    x = 165,199,438.80

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1.5x scale

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.