Home / 236,218,800.20-354,328,200.30-187,432,516.40

Finding the Fourth Proportional to 236,218,800.20, 354,328,200.30 and 187,432,516.40

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Solution

The fourth proportional to 236,218,800.20, 354,328,200.30 and 187,432,516.40 is: 281,148,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,218,800.20 : 354,328,200.30 = 187,432,516.40 : x
  2. Step 2: Convert to fraction form
    236,218,800.20/354,328,200.30 = 187,432,516.40/x
  3. Step 3: Cross multiply
    236,218,800.20x = 354,328,200.30 × 187,432,516.40
  4. Step 4: Simplify right side
    236,218,800.20x = 66,412,626,213,712,240
  5. Step 5: Solve for x
    x = 66,412,626,213,712,240/236,218,800.20
  6. Step 6: Final answer
    x = 281,148,774.60

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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.