Home / 168,109,272.60-252,163,908.90-149,402,549.40

Finding the Fourth Proportional to 168,109,272.60, 252,163,908.90 and 149,402,549.40

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Solution

The fourth proportional to 168,109,272.60, 252,163,908.90 and 149,402,549.40 is: 224,103,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,109,272.60 : 252,163,908.90 = 149,402,549.40 : x
  2. Step 2: Convert to fraction form
    168,109,272.60/252,163,908.90 = 149,402,549.40/x
  3. Step 3: Cross multiply
    168,109,272.60x = 252,163,908.90 × 149,402,549.40
  4. Step 4: Simplify right side
    168,109,272.60x = 37,673,930,856,329,352
  5. Step 5: Solve for x
    x = 37,673,930,856,329,352/168,109,272.60
  6. Step 6: Final answer
    x = 224,103,824.10

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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.