Home / 1,279,784,575.10-1,917,991,353.02-541,941,495.27

Finding the Fourth Proportional to 1,279,784,575.10, 1,917,991,353.02 and 541,941,495.27

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Solution

The fourth proportional to 1,279,784,575.10, 1,917,991,353.02 and 541,941,495.27 is: 812,198,491.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,784,575.10 : 1,917,991,353.02 = 541,941,495.27 : x
  2. Step 2: Convert to fraction form
    1,279,784,575.10/1,917,991,353.02 = 541,941,495.27/x
  3. Step 3: Cross multiply
    1,279,784,575.10x = 1,917,991,353.02 × 541,941,495.27
  4. Step 4: Simplify right side
    1,279,784,575.10x = 1,039,439,101,767,879,552
  5. Step 5: Solve for x
    x = 1,039,439,101,767,879,552/1,279,784,575.10
  6. Step 6: Final answer
    x = 812,198,491.84

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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.