Home / 8,354,535,077.97-12,530,439,757.53-2,457,715,714.92

Finding the Fourth Proportional to 8,354,535,077.97, 12,530,439,757.53 and 2,457,715,714.92

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Solution

The fourth proportional to 8,354,535,077.97, 12,530,439,757.53 and 2,457,715,714.92 is: 3,686,172,649.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354,535,077.97 : 12,530,439,757.53 = 2,457,715,714.92 : x
  2. Step 2: Convert to fraction form
    8,354,535,077.97/12,530,439,757.53 = 2,457,715,714.92/x
  3. Step 3: Cross multiply
    8,354,535,077.97x = 12,530,439,757.53 × 2,457,715,714.92
  4. Step 4: Simplify right side
    8,354,535,077.97x = 30,796,258,706,939,838,464
  5. Step 5: Solve for x
    x = 30,796,258,706,939,838,464/8,354,535,077.97
  6. Step 6: Final answer
    x = 3,686,172,649.89

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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.