Home / 171,656,469.60-257,148,781.20-103,296,098.40

Finding the Fourth Proportional to 171,656,469.60, 257,148,781.20 and 103,296,098.40

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Solution

The fourth proportional to 171,656,469.60, 257,148,781.20 and 103,296,098.40 is: 154,742,002.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,656,469.60 : 257,148,781.20 = 103,296,098.40 : x
  2. Step 2: Convert to fraction form
    171,656,469.60/257,148,781.20 = 103,296,098.40/x
  3. Step 3: Cross multiply
    171,656,469.60x = 257,148,781.20 × 103,296,098.40
  4. Step 4: Simplify right side
    171,656,469.60x = 26,562,465,806,275,272
  5. Step 5: Solve for x
    x = 26,562,465,806,275,272/171,656,469.60
  6. Step 6: Final answer
    x = 154,742,002.26

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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.