Home / 272,086,774.80-408,130,162.20-149,217,615.60

Finding the Fourth Proportional to 272,086,774.80, 408,130,162.20 and 149,217,615.60

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Solution

The fourth proportional to 272,086,774.80, 408,130,162.20 and 149,217,615.60 is: 223,826,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,086,774.80 : 408,130,162.20 = 149,217,615.60 : x
  2. Step 2: Convert to fraction form
    272,086,774.80/408,130,162.20 = 149,217,615.60/x
  3. Step 3: Cross multiply
    272,086,774.80x = 408,130,162.20 × 149,217,615.60
  4. Step 4: Simplify right side
    272,086,774.80x = 60,900,209,657,925,248
  5. Step 5: Solve for x
    x = 60,900,209,657,925,248/272,086,774.80
  6. Step 6: Final answer
    x = 223,826,423.40

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1.5x scale

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.