Home / 1,971,820,251.36-2,955,155,046.84-1,503,767,873.34

Finding the Fourth Proportional to 1,971,820,251.36, 2,955,155,046.84 and 1,503,767,873.34

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Solution

The fourth proportional to 1,971,820,251.36, 2,955,155,046.84 and 1,503,767,873.34 is: 2,253,687,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,820,251.36 : 2,955,155,046.84 = 1,503,767,873.34 : x
  2. Step 2: Convert to fraction form
    1,971,820,251.36/2,955,155,046.84 = 1,503,767,873.34/x
  3. Step 3: Cross multiply
    1,971,820,251.36x = 2,955,155,046.84 × 1,503,767,873.34
  4. Step 4: Simplify right side
    1,971,820,251.36x = 4,443,867,220,176,555,008
  5. Step 5: Solve for x
    x = 4,443,867,220,176,555,008/1,971,820,251.36
  6. Step 6: Final answer
    x = 2,253,687,787.77

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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.