Home / 1,582,870,872.57-2,374,326,515.37-418,329,302.25

Finding the Fourth Proportional to 1,582,870,872.57, 2,374,326,515.37 and 418,329,302.25

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Solution

The fourth proportional to 1,582,870,872.57, 2,374,326,515.37 and 418,329,302.25 is: 627,499,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,870,872.57 : 2,374,326,515.37 = 418,329,302.25 : x
  2. Step 2: Convert to fraction form
    1,582,870,872.57/2,374,326,515.37 = 418,329,302.25/x
  3. Step 3: Cross multiply
    1,582,870,872.57x = 2,374,326,515.37 × 418,329,302.25
  4. Step 4: Simplify right side
    1,582,870,872.57x = 993,250,354,488,406,016
  5. Step 5: Solve for x
    x = 993,250,354,488,406,016/1,582,870,872.57
  6. Step 6: Final answer
    x = 627,499,293.66

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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.