Home / 1,511,438,896.67-2,268,179,863.65-528,873,948.15

Finding the Fourth Proportional to 1,511,438,896.67, 2,268,179,863.65 and 528,873,948.15

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Solution

The fourth proportional to 1,511,438,896.67, 2,268,179,863.65 and 528,873,948.15 is: 793,668,366.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,438,896.67 : 2,268,179,863.65 = 528,873,948.15 : x
  2. Step 2: Convert to fraction form
    1,511,438,896.67/2,268,179,863.65 = 528,873,948.15/x
  3. Step 3: Cross multiply
    1,511,438,896.67x = 2,268,179,863.65 × 528,873,948.15
  4. Step 4: Simplify right side
    1,511,438,896.67x = 1,199,581,239,607,908,864
  5. Step 5: Solve for x
    x = 1,199,581,239,607,908,864/1,511,438,896.67
  6. Step 6: Final answer
    x = 793,668,366.12

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Double scale
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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.