Home / 1,479,765,879.95-2,218,985,404.31-881,785,754.10

Finding the Fourth Proportional to 1,479,765,879.95, 2,218,985,404.31 and 881,785,754.10

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Solution

The fourth proportional to 1,479,765,879.95, 2,218,985,404.31 and 881,785,754.10 is: 1,322,283,304.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,765,879.95 : 2,218,985,404.31 = 881,785,754.10 : x
  2. Step 2: Convert to fraction form
    1,479,765,879.95/2,218,985,404.31 = 881,785,754.10/x
  3. Step 3: Cross multiply
    1,479,765,879.95x = 2,218,985,404.31 × 881,785,754.10
  4. Step 4: Simplify right side
    1,479,765,879.95x = 1,956,669,718,078,502,912
  5. Step 5: Solve for x
    x = 1,956,669,718,078,502,912/1,479,765,879.95
  6. Step 6: Final answer
    x = 1,322,283,304.81

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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.