Home / 1,955,728,700.88-2,933,884,712.88-645,769,122

Finding the Fourth Proportional to 1,955,728,700.88, 2,933,884,712.88 and 645,769,122

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Solution

The fourth proportional to 1,955,728,700.88, 2,933,884,712.88 and 645,769,122 is: 968,749,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,728,700.88 : 2,933,884,712.88 = 645,769,122 : x
  2. Step 2: Convert to fraction form
    1,955,728,700.88/2,933,884,712.88 = 645,769,122/x
  3. Step 3: Cross multiply
    1,955,728,700.88x = 2,933,884,712.88 × 645,769,122
  4. Step 4: Simplify right side
    1,955,728,700.88x = 1,894,612,155,085,739,776
  5. Step 5: Solve for x
    x = 1,894,612,155,085,739,776/1,955,728,700.88
  6. Step 6: Final answer
    x = 968,749,987.78

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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.