Home / 68,437,996.23-102,661,718.28-19,916,251.95

Finding the Fourth Proportional to 68,437,996.23, 102,661,718.28 and 19,916,251.95

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Solution

The fourth proportional to 68,437,996.23, 102,661,718.28 and 19,916,251.95 is: 29,875,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,437,996.23 : 102,661,718.28 = 19,916,251.95 : x
  2. Step 2: Convert to fraction form
    68,437,996.23/102,661,718.28 = 19,916,251.95/x
  3. Step 3: Cross multiply
    68,437,996.23x = 102,661,718.28 × 19,916,251.95
  4. Step 4: Simplify right side
    68,437,996.23x = 2,044,636,646,884,400.50
  5. Step 5: Solve for x
    x = 2,044,636,646,884,400.50/68,437,996.23
  6. Step 6: Final answer
    x = 29,875,752.64

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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.