Home / 68,943,877.61-95,142,506.45-37,581,986.57

Finding the Fourth Proportional to 68,943,877.61, 95,142,506.45 and 37,581,986.57

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Solution

The fourth proportional to 68,943,877.61, 95,142,506.45 and 37,581,986.57 is: 51,863,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,943,877.61 : 95,142,506.45 = 37,581,986.57 : x
  2. Step 2: Convert to fraction form
    68,943,877.61/95,142,506.45 = 37,581,986.57/x
  3. Step 3: Cross multiply
    68,943,877.61x = 95,142,506.45 × 37,581,986.57
  4. Step 4: Simplify right side
    68,943,877.61x = 3,575,644,398,976,415.50
  5. Step 5: Solve for x
    x = 3,575,644,398,976,415.50/68,943,877.61
  6. Step 6: Final answer
    x = 51,863,117.12

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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.