Home / 260,761,432,002.10-391,142,148,003.15-260,761,432,002.10

Finding the Fourth Proportional to 260,761,432,002.10, 391,142,148,003.15 and 260,761,432,002.10

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Solution

The fourth proportional to 260,761,432,002.10, 391,142,148,003.15 and 260,761,432,002.10 is: 391,142,148,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,761,432,002.10 : 391,142,148,003.15 = 260,761,432,002.10 : x
  2. Step 2: Convert to fraction form
    260,761,432,002.10/391,142,148,003.15 = 260,761,432,002.10/x
  3. Step 3: Cross multiply
    260,761,432,002.10x = 391,142,148,003.15 × 260,761,432,002.10
  4. Step 4: Simplify right side
    260,761,432,002.10x = 101,994,786,629,678,748,663,808
  5. Step 5: Solve for x
    x = 101,994,786,629,678,748,663,808/260,761,432,002.10
  6. Step 6: Final answer
    x = 391,142,148,003.15

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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.