Home / 1,049,807,011.60-1,448,705,608.05-579,898,218.88

Finding the Fourth Proportional to 1,049,807,011.60, 1,448,705,608.05 and 579,898,218.88

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Solution

The fourth proportional to 1,049,807,011.60, 1,448,705,608.05 and 579,898,218.88 is: 800,244,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,807,011.60 : 1,448,705,608.05 = 579,898,218.88 : x
  2. Step 2: Convert to fraction form
    1,049,807,011.60/1,448,705,608.05 = 579,898,218.88/x
  3. Step 3: Cross multiply
    1,049,807,011.60x = 1,448,705,608.05 × 579,898,218.88
  4. Step 4: Simplify right side
    1,049,807,011.60x = 840,101,801,789,662,336
  5. Step 5: Solve for x
    x = 840,101,801,789,662,336/1,049,807,011.60
  6. Step 6: Final answer
    x = 800,244,037.72

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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.