Home / 118,096,639.20-177,144,958.80-54,271,231.20

Finding the Fourth Proportional to 118,096,639.20, 177,144,958.80 and 54,271,231.20

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Solution

The fourth proportional to 118,096,639.20, 177,144,958.80 and 54,271,231.20 is: 81,406,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,096,639.20 : 177,144,958.80 = 54,271,231.20 : x
  2. Step 2: Convert to fraction form
    118,096,639.20/177,144,958.80 = 54,271,231.20/x
  3. Step 3: Cross multiply
    118,096,639.20x = 177,144,958.80 × 54,271,231.20
  4. Step 4: Simplify right side
    118,096,639.20x = 9,613,875,014,949,276
  5. Step 5: Solve for x
    x = 9,613,875,014,949,276/118,096,639.20
  6. Step 6: Final answer
    x = 81,406,846.80

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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.