Home / 1,656,423,053.92-2,482,080,475.92-815,099,978.08

Finding the Fourth Proportional to 1,656,423,053.92, 2,482,080,475.92 and 815,099,978.08

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Solution

The fourth proportional to 1,656,423,053.92, 2,482,080,475.92 and 815,099,978.08 is: 1,221,393,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,423,053.92 : 2,482,080,475.92 = 815,099,978.08 : x
  2. Step 2: Convert to fraction form
    1,656,423,053.92/2,482,080,475.92 = 815,099,978.08/x
  3. Step 3: Cross multiply
    1,656,423,053.92x = 2,482,080,475.92 × 815,099,978.08
  4. Step 4: Simplify right side
    1,656,423,053.92x = 2,023,143,741,515,188,224
  5. Step 5: Solve for x
    x = 2,023,143,741,515,188,224/1,656,423,053.92
  6. Step 6: Final answer
    x = 1,221,393,131.86

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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.