Home / 1,057,770,983.08-1,459,705,368.90-587,872,279.72

Finding the Fourth Proportional to 1,057,770,983.08, 1,459,705,368.90 and 587,872,279.72

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Solution

The fourth proportional to 1,057,770,983.08, 1,459,705,368.90 and 587,872,279.72 is: 811,253,415.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,770,983.08 : 1,459,705,368.90 = 587,872,279.72 : x
  2. Step 2: Convert to fraction form
    1,057,770,983.08/1,459,705,368.90 = 587,872,279.72/x
  3. Step 3: Cross multiply
    1,057,770,983.08x = 1,459,705,368.90 × 587,872,279.72
  4. Step 4: Simplify right side
    1,057,770,983.08x = 858,120,322,934,766,720
  5. Step 5: Solve for x
    x = 858,120,322,934,766,720/1,057,770,983.08
  6. Step 6: Final answer
    x = 811,253,415.59

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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.