Home / 168,144,001.80-252,216,002.70-91,616,497.80

Finding the Fourth Proportional to 168,144,001.80, 252,216,002.70 and 91,616,497.80

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Solution

The fourth proportional to 168,144,001.80, 252,216,002.70 and 91,616,497.80 is: 137,424,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,144,001.80 : 252,216,002.70 = 91,616,497.80 : x
  2. Step 2: Convert to fraction form
    168,144,001.80/252,216,002.70 = 91,616,497.80/x
  3. Step 3: Cross multiply
    168,144,001.80x = 252,216,002.70 × 91,616,497.80
  4. Step 4: Simplify right side
    168,144,001.80x = 23,107,146,856,489,344
  5. Step 5: Solve for x
    x = 23,107,146,856,489,344/168,144,001.80
  6. Step 6: Final answer
    x = 137,424,746.70

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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.