Home / 68,268,345.13-102,402,616.25-27,878,829.13

Finding the Fourth Proportional to 68,268,345.13, 102,402,616.25 and 27,878,829.13

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Solution

The fourth proportional to 68,268,345.13, 102,402,616.25 and 27,878,829.13 is: 41,818,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,268,345.13 : 102,402,616.25 = 27,878,829.13 : x
  2. Step 2: Convert to fraction form
    68,268,345.13/102,402,616.25 = 27,878,829.13/x
  3. Step 3: Cross multiply
    68,268,345.13x = 102,402,616.25 × 27,878,829.13
  4. Step 4: Simplify right side
    68,268,345.13x = 2,854,865,040,247,304.50
  5. Step 5: Solve for x
    x = 2,854,865,040,247,304.50/68,268,345.13
  6. Step 6: Final answer
    x = 41,818,283.94

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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.