Home / 1,479,765,877.69-2,218,985,400.94-881,785,751.85

Finding the Fourth Proportional to 1,479,765,877.69, 2,218,985,400.94 and 881,785,751.85

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Solution

The fourth proportional to 1,479,765,877.69, 2,218,985,400.94 and 881,785,751.85 is: 1,322,283,301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,765,877.69 : 2,218,985,400.94 = 881,785,751.85 : x
  2. Step 2: Convert to fraction form
    1,479,765,877.69/2,218,985,400.94 = 881,785,751.85/x
  3. Step 3: Cross multiply
    1,479,765,877.69x = 2,218,985,400.94 × 881,785,751.85
  4. Step 4: Simplify right side
    1,479,765,877.69x = 1,956,669,710,114,873,344
  5. Step 5: Solve for x
    x = 1,956,669,710,114,873,344/1,479,765,877.69
  6. Step 6: Final answer
    x = 1,322,283,301.44

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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.