Home / 56,172,844.60-84,259,266.90-49,678,329.40

Finding the Fourth Proportional to 56,172,844.60, 84,259,266.90 and 49,678,329.40

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Solution

The fourth proportional to 56,172,844.60, 84,259,266.90 and 49,678,329.40 is: 74,517,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,172,844.60 : 84,259,266.90 = 49,678,329.40 : x
  2. Step 2: Convert to fraction form
    56,172,844.60/84,259,266.90 = 49,678,329.40/x
  3. Step 3: Cross multiply
    56,172,844.60x = 84,259,266.90 × 49,678,329.40
  4. Step 4: Simplify right side
    56,172,844.60x = 4,185,859,616,060,717
  5. Step 5: Solve for x
    x = 4,185,859,616,060,717/56,172,844.60
  6. Step 6: Final answer
    x = 74,517,494.10

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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.