Home / 118,098,213.60-177,147,320.40-99,391,490.40

Finding the Fourth Proportional to 118,098,213.60, 177,147,320.40 and 99,391,490.40

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Solution

The fourth proportional to 118,098,213.60, 177,147,320.40 and 99,391,490.40 is: 149,087,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,213.60 : 177,147,320.40 = 99,391,490.40 : x
  2. Step 2: Convert to fraction form
    118,098,213.60/177,147,320.40 = 99,391,490.40/x
  3. Step 3: Cross multiply
    118,098,213.60x = 177,147,320.40 × 99,391,490.40
  4. Step 4: Simplify right side
    118,098,213.60x = 17,606,936,194,922,326
  5. Step 5: Solve for x
    x = 17,606,936,194,922,326/118,098,213.60
  6. Step 6: Final answer
    x = 149,087,235.60

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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.