Home / 68,247,817.34-94,182,614.60-38,878,714.62

Finding the Fourth Proportional to 68,247,817.34, 94,182,614.60 and 38,878,714.62

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Solution

The fourth proportional to 68,247,817.34, 94,182,614.60 and 38,878,714.62 is: 53,652,983.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,247,817.34 : 94,182,614.60 = 38,878,714.62 : x
  2. Step 2: Convert to fraction form
    68,247,817.34/94,182,614.60 = 38,878,714.62/x
  3. Step 3: Cross multiply
    68,247,817.34x = 94,182,614.60 × 38,878,714.62
  4. Step 4: Simplify right side
    68,247,817.34x = 3,661,698,995,004,451.50
  5. Step 5: Solve for x
    x = 3,661,698,995,004,451.50/68,247,817.34
  6. Step 6: Final answer
    x = 53,652,983.17

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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.