Home / 1,165,011,199.59-1,607,715,393.62-629,162,819.49

Finding the Fourth Proportional to 1,165,011,199.59, 1,607,715,393.62 and 629,162,819.49

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Solution

The fourth proportional to 1,165,011,199.59, 1,607,715,393.62 and 629,162,819.49 is: 868,244,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,011,199.59 : 1,607,715,393.62 = 629,162,819.49 : x
  2. Step 2: Convert to fraction form
    1,165,011,199.59/1,607,715,393.62 = 629,162,819.49/x
  3. Step 3: Cross multiply
    1,165,011,199.59x = 1,607,715,393.62 × 629,162,819.49
  4. Step 4: Simplify right side
    1,165,011,199.59x = 1,011,514,749,984,288,512
  5. Step 5: Solve for x
    x = 1,011,514,749,984,288,512/1,165,011,199.59
  6. Step 6: Final answer
    x = 868,244,657.51

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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.