Home / 86,363,087.85-119,180,888.43-49,193,354.04

Finding the Fourth Proportional to 86,363,087.85, 119,180,888.43 and 49,193,354.04

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Solution

The fourth proportional to 86,363,087.85, 119,180,888.43 and 49,193,354.04 is: 67,886,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,363,087.85 : 119,180,888.43 = 49,193,354.04 : x
  2. Step 2: Convert to fraction form
    86,363,087.85/119,180,888.43 = 49,193,354.04/x
  3. Step 3: Cross multiply
    86,363,087.85x = 119,180,888.43 × 49,193,354.04
  4. Step 4: Simplify right side
    86,363,087.85x = 5,862,907,639,338,730
  5. Step 5: Solve for x
    x = 5,862,907,639,338,730/86,363,087.85
  6. Step 6: Final answer
    x = 67,886,730.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.