Home / 1,659,953,489.18-2,488,397,961.41-830,185,082.16

Finding the Fourth Proportional to 1,659,953,489.18, 2,488,397,961.41 and 830,185,082.16

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Solution

The fourth proportional to 1,659,953,489.18, 2,488,397,961.41 and 830,185,082.16 is: 1,244,511,294.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,953,489.18 : 2,488,397,961.41 = 830,185,082.16 : x
  2. Step 2: Convert to fraction form
    1,659,953,489.18/2,488,397,961.41 = 830,185,082.16/x
  3. Step 3: Cross multiply
    1,659,953,489.18x = 2,488,397,961.41 × 830,185,082.16
  4. Step 4: Simplify right side
    1,659,953,489.18x = 2,065,830,866,035,786,496
  5. Step 5: Solve for x
    x = 2,065,830,866,035,786,496/1,659,953,489.18
  6. Step 6: Final answer
    x = 1,244,511,294.75

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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.