Home / 1,964,766,789.90-2,711,364,132.42-1,072,693,488.78

Finding the Fourth Proportional to 1,964,766,789.90, 2,711,364,132.42 and 1,072,693,488.78

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Solution

The fourth proportional to 1,964,766,789.90, 2,711,364,132.42 and 1,072,693,488.78 is: 1,480,309,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,766,789.90 : 2,711,364,132.42 = 1,072,693,488.78 : x
  2. Step 2: Convert to fraction form
    1,964,766,789.90/2,711,364,132.42 = 1,072,693,488.78/x
  3. Step 3: Cross multiply
    1,964,766,789.90x = 2,711,364,132.42 × 1,072,693,488.78
  4. Step 4: Simplify right side
    1,964,766,789.90x = 2,908,462,650,558,567,936
  5. Step 5: Solve for x
    x = 2,908,462,650,558,567,936/1,964,766,789.90
  6. Step 6: Final answer
    x = 1,480,309,350.46

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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.