Home / 1,644,145,290.61-2,468,322,442.17-1,412,458,272.25

Finding the Fourth Proportional to 1,644,145,290.61, 2,468,322,442.17 and 1,412,458,272.25

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Solution

The fourth proportional to 1,644,145,290.61, 2,468,322,442.17 and 1,412,458,272.25 is: 2,120,495,355.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,145,290.61 : 2,468,322,442.17 = 1,412,458,272.25 : x
  2. Step 2: Convert to fraction form
    1,644,145,290.61/2,468,322,442.17 = 1,412,458,272.25/x
  3. Step 3: Cross multiply
    1,644,145,290.61x = 2,468,322,442.17 × 1,412,458,272.25
  4. Step 4: Simplify right side
    1,644,145,290.61x = 3,486,402,452,017,167,872
  5. Step 5: Solve for x
    x = 3,486,402,452,017,167,872/1,644,145,290.61
  6. Step 6: Final answer
    x = 2,120,495,355.21

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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.