Home / 349,235,020.20-523,096,703.10-187,487,999.40

Finding the Fourth Proportional to 349,235,020.20, 523,096,703.10 and 187,487,999.40

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Solution

The fourth proportional to 349,235,020.20, 523,096,703.10 and 187,487,999.40 is: 280,826,230.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,235,020.20 : 523,096,703.10 = 187,487,999.40 : x
  2. Step 2: Convert to fraction form
    349,235,020.20/523,096,703.10 = 187,487,999.40/x
  3. Step 3: Cross multiply
    349,235,020.20x = 523,096,703.10 × 187,487,999.40
  4. Step 4: Simplify right side
    349,235,020.20x = 98,074,354,356,954,784
  5. Step 5: Solve for x
    x = 98,074,354,356,954,784/349,235,020.20
  6. Step 6: Final answer
    x = 280,826,230.72

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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.