Home / 68,070,385.80-102,105,578.70-22,012,165.80

Finding the Fourth Proportional to 68,070,385.80, 102,105,578.70 and 22,012,165.80

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Solution

The fourth proportional to 68,070,385.80, 102,105,578.70 and 22,012,165.80 is: 33,018,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,070,385.80 : 102,105,578.70 = 22,012,165.80 : x
  2. Step 2: Convert to fraction form
    68,070,385.80/102,105,578.70 = 22,012,165.80/x
  3. Step 3: Cross multiply
    68,070,385.80x = 102,105,578.70 × 22,012,165.80
  4. Step 4: Simplify right side
    68,070,385.80x = 2,247,564,927,449,348.50
  5. Step 5: Solve for x
    x = 2,247,564,927,449,348.50/68,070,385.80
  6. Step 6: Final answer
    x = 33,018,248.70

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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.