Home / 5,386,944,005.20-8,078,400,468.60-1,891,999,032.40

Finding the Fourth Proportional to 5,386,944,005.20, 8,078,400,468.60 and 1,891,999,032.40

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Solution

The fourth proportional to 5,386,944,005.20, 8,078,400,468.60 and 1,891,999,032.40 is: 2,837,290,652.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,944,005.20 : 8,078,400,468.60 = 1,891,999,032.40 : x
  2. Step 2: Convert to fraction form
    5,386,944,005.20/8,078,400,468.60 = 1,891,999,032.40/x
  3. Step 3: Cross multiply
    5,386,944,005.20x = 8,078,400,468.60 × 1,891,999,032.40
  4. Step 4: Simplify right side
    5,386,944,005.20x = 15,284,325,869,930,907,648
  5. Step 5: Solve for x
    x = 15,284,325,869,930,907,648/5,386,944,005.20
  6. Step 6: Final answer
    x = 2,837,290,652.21

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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.