Home / 82,719,328.20-124,078,992.30-22,135,054.20

Finding the Fourth Proportional to 82,719,328.20, 124,078,992.30 and 22,135,054.20

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Solution

The fourth proportional to 82,719,328.20, 124,078,992.30 and 22,135,054.20 is: 33,202,581.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,719,328.20 : 124,078,992.30 = 22,135,054.20 : x
  2. Step 2: Convert to fraction form
    82,719,328.20/124,078,992.30 = 22,135,054.20/x
  3. Step 3: Cross multiply
    82,719,328.20x = 124,078,992.30 × 22,135,054.20
  4. Step 4: Simplify right side
    82,719,328.20x = 2,746,495,219,641,882.50
  5. Step 5: Solve for x
    x = 2,746,495,219,641,882.50/82,719,328.20
  6. Step 6: Final answer
    x = 33,202,581.30

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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.