Home / 145,025,110.20-217,537,665.30-49,286,998.20

Finding the Fourth Proportional to 145,025,110.20, 217,537,665.30 and 49,286,998.20

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Solution

The fourth proportional to 145,025,110.20, 217,537,665.30 and 49,286,998.20 is: 73,930,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,025,110.20 : 217,537,665.30 = 49,286,998.20 : x
  2. Step 2: Convert to fraction form
    145,025,110.20/217,537,665.30 = 49,286,998.20/x
  3. Step 3: Cross multiply
    145,025,110.20x = 217,537,665.30 × 49,286,998.20
  4. Step 4: Simplify right side
    145,025,110.20x = 10,721,778,518,073,304
  5. Step 5: Solve for x
    x = 10,721,778,518,073,304/145,025,110.20
  6. Step 6: Final answer
    x = 73,930,497.30

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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.