Home / 112,337,999.70-168,506,999.55-54,800,654.10

Finding the Fourth Proportional to 112,337,999.70, 168,506,999.55 and 54,800,654.10

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Solution

The fourth proportional to 112,337,999.70, 168,506,999.55 and 54,800,654.10 is: 82,200,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,337,999.70 : 168,506,999.55 = 54,800,654.10 : x
  2. Step 2: Convert to fraction form
    112,337,999.70/168,506,999.55 = 54,800,654.10/x
  3. Step 3: Cross multiply
    112,337,999.70x = 168,506,999.55 × 54,800,654.10
  4. Step 4: Simplify right side
    112,337,999.70x = 9,234,293,795,768,406
  5. Step 5: Solve for x
    x = 9,234,293,795,768,406/112,337,999.70
  6. Step 6: Final answer
    x = 82,200,981.15

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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.