Home / 68,184,246.80-94,070,920.92-38,808,229.52

Finding the Fourth Proportional to 68,184,246.80, 94,070,920.92 and 38,808,229.52

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Solution

The fourth proportional to 68,184,246.80, 94,070,920.92 and 38,808,229.52 is: 53,542,072.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,184,246.80 : 94,070,920.92 = 38,808,229.52 : x
  2. Step 2: Convert to fraction form
    68,184,246.80/94,070,920.92 = 38,808,229.52/x
  3. Step 3: Cross multiply
    68,184,246.80x = 94,070,920.92 × 38,808,229.52
  4. Step 4: Simplify right side
    68,184,246.80x = 3,650,725,890,221,130
  5. Step 5: Solve for x
    x = 3,650,725,890,221,130/68,184,246.80
  6. Step 6: Final answer
    x = 53,542,072.57

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1.5x scale

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.