Home / 89,279,252.34-123,218,814.90-54,492,157.80

Finding the Fourth Proportional to 89,279,252.34, 123,218,814.90 and 54,492,157.80

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Solution

The fourth proportional to 89,279,252.34, 123,218,814.90 and 54,492,157.80 is: 75,207,385.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,279,252.34 : 123,218,814.90 = 54,492,157.80 : x
  2. Step 2: Convert to fraction form
    89,279,252.34/123,218,814.90 = 54,492,157.80/x
  3. Step 3: Cross multiply
    89,279,252.34x = 123,218,814.90 × 54,492,157.80
  4. Step 4: Simplify right side
    89,279,252.34x = 6,714,459,105,459,791
  5. Step 5: Solve for x
    x = 6,714,459,105,459,791/89,279,252.34
  6. Step 6: Final answer
    x = 75,207,385.02

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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.