Home / 170,585,138.16-255,878,456.22-54,001,066.68

Finding the Fourth Proportional to 170,585,138.16, 255,878,456.22 and 54,001,066.68

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Solution

The fourth proportional to 170,585,138.16, 255,878,456.22 and 54,001,066.68 is: 81,001,837.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,585,138.16 : 255,878,456.22 = 54,001,066.68 : x
  2. Step 2: Convert to fraction form
    170,585,138.16/255,878,456.22 = 54,001,066.68/x
  3. Step 3: Cross multiply
    170,585,138.16x = 255,878,456.22 × 54,001,066.68
  4. Step 4: Simplify right side
    170,585,138.16x = 13,817,709,576,311,680
  5. Step 5: Solve for x
    x = 13,817,709,576,311,680/170,585,138.16
  6. Step 6: Final answer
    x = 81,001,837.12

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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.