Home / 68,714,776.74-102,847,845.87-50,514,154.50

Finding the Fourth Proportional to 68,714,776.74, 102,847,845.87 and 50,514,154.50

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Solution

The fourth proportional to 68,714,776.74, 102,847,845.87 and 50,514,154.50 is: 75,606,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,714,776.74 : 102,847,845.87 = 50,514,154.50 : x
  2. Step 2: Convert to fraction form
    68,714,776.74/102,847,845.87 = 50,514,154.50/x
  3. Step 3: Cross multiply
    68,714,776.74x = 102,847,845.87 × 50,514,154.50
  4. Step 4: Simplify right side
    68,714,776.74x = 5,195,271,976,269,367
  5. Step 5: Solve for x
    x = 5,195,271,976,269,367/68,714,776.74
  6. Step 6: Final answer
    x = 75,606,328.40

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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.