Home / 104,069,540.91-156,043,801.92-39,378,343.35

Finding the Fourth Proportional to 104,069,540.91, 156,043,801.92 and 39,378,343.35

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Solution

The fourth proportional to 104,069,540.91, 156,043,801.92 and 39,378,343.35 is: 59,044,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,069,540.91 : 156,043,801.92 = 39,378,343.35 : x
  2. Step 2: Convert to fraction form
    104,069,540.91/156,043,801.92 = 39,378,343.35/x
  3. Step 3: Cross multiply
    104,069,540.91x = 156,043,801.92 × 39,378,343.35
  4. Step 4: Simplify right side
    104,069,540.91x = 6,144,746,409,645,149
  5. Step 5: Solve for x
    x = 6,144,746,409,645,149/104,069,540.91
  6. Step 6: Final answer
    x = 59,044,619.16

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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.