Home / 68,566,640.16-94,607,182.80-39,576,468

Finding the Fourth Proportional to 68,566,640.16, 94,607,182.80 and 39,576,468

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Solution

The fourth proportional to 68,566,640.16, 94,607,182.80 and 39,576,468 is: 54,606,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,566,640.16 : 94,607,182.80 = 39,576,468 : x
  2. Step 2: Convert to fraction form
    68,566,640.16/94,607,182.80 = 39,576,468/x
  3. Step 3: Cross multiply
    68,566,640.16x = 94,607,182.80 × 39,576,468
  4. Step 4: Simplify right side
    68,566,640.16x = 3,744,218,142,654,350.50
  5. Step 5: Solve for x
    x = 3,744,218,142,654,350.50/68,566,640.16
  6. Step 6: Final answer
    x = 54,606,994.51

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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.