Home / 171,504,141.90-257,256,212.85-98,944,730.70

Finding the Fourth Proportional to 171,504,141.90, 257,256,212.85 and 98,944,730.70

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Solution

The fourth proportional to 171,504,141.90, 257,256,212.85 and 98,944,730.70 is: 148,417,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504,141.90 : 257,256,212.85 = 98,944,730.70 : x
  2. Step 2: Convert to fraction form
    171,504,141.90/257,256,212.85 = 98,944,730.70/x
  3. Step 3: Cross multiply
    171,504,141.90x = 257,256,212.85 × 98,944,730.70
  4. Step 4: Simplify right side
    171,504,141.90x = 25,454,146,701,345,128
  5. Step 5: Solve for x
    x = 25,454,146,701,345,128/171,504,141.90
  6. Step 6: Final answer
    x = 148,417,096.05

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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.