Home / 68,553,552.30-94,603,891.95-39,185,515.41

Finding the Fourth Proportional to 68,553,552.30, 94,603,891.95 and 39,185,515.41

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Solution

The fourth proportional to 68,553,552.30, 94,603,891.95 and 39,185,515.41 is: 54,076,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,553,552.30 : 94,603,891.95 = 39,185,515.41 : x
  2. Step 2: Convert to fraction form
    68,553,552.30/94,603,891.95 = 39,185,515.41/x
  3. Step 3: Cross multiply
    68,553,552.30x = 94,603,891.95 × 39,185,515.41
  4. Step 4: Simplify right side
    68,553,552.30x = 3,707,102,265,852,699.50
  5. Step 5: Solve for x
    x = 3,707,102,265,852,699.50/68,553,552.30
  6. Step 6: Final answer
    x = 54,076,005.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.