Home / 118,098,232.40-177,147,348.60-75,157,799.60

Finding the Fourth Proportional to 118,098,232.40, 177,147,348.60 and 75,157,799.60

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Solution

The fourth proportional to 118,098,232.40, 177,147,348.60 and 75,157,799.60 is: 112,736,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,232.40 : 177,147,348.60 = 75,157,799.60 : x
  2. Step 2: Convert to fraction form
    118,098,232.40/177,147,348.60 = 75,157,799.60/x
  3. Step 3: Cross multiply
    118,098,232.40x = 177,147,348.60 × 75,157,799.60
  4. Step 4: Simplify right side
    118,098,232.40x = 13,314,004,925,750,140
  5. Step 5: Solve for x
    x = 13,314,004,925,750,140/118,098,232.40
  6. Step 6: Final answer
    x = 112,736,699.40

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Similar ratio
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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.