Home / 306,408,727.20-460,038,243.60-191,617,471.20

Finding the Fourth Proportional to 306,408,727.20, 460,038,243.60 and 191,617,471.20

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Solution

The fourth proportional to 306,408,727.20, 460,038,243.60 and 191,617,471.20 is: 287,692,082.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,408,727.20 : 460,038,243.60 = 191,617,471.20 : x
  2. Step 2: Convert to fraction form
    306,408,727.20/460,038,243.60 = 191,617,471.20/x
  3. Step 3: Cross multiply
    306,408,727.20x = 460,038,243.60 × 191,617,471.20
  4. Step 4: Simplify right side
    306,408,727.20x = 88,151,364,893,921,584
  5. Step 5: Solve for x
    x = 88,151,364,893,921,584/306,408,727.20
  6. Step 6: Final answer
    x = 287,692,082.73

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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.