Home / 152,910,416.10-229,244,376.86-80,113,234.26

Finding the Fourth Proportional to 152,910,416.10, 229,244,376.86 and 80,113,234.26

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Solution

The fourth proportional to 152,910,416.10, 229,244,376.86 and 80,113,234.26 is: 120,106,327.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,910,416.10 : 229,244,376.86 = 80,113,234.26 : x
  2. Step 2: Convert to fraction form
    152,910,416.10/229,244,376.86 = 80,113,234.26/x
  3. Step 3: Cross multiply
    152,910,416.10x = 229,244,376.86 × 80,113,234.26
  4. Step 4: Simplify right side
    152,910,416.10x = 18,365,508,466,172,904
  5. Step 5: Solve for x
    x = 18,365,508,466,172,904/152,910,416.10
  6. Step 6: Final answer
    x = 120,106,327.19

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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.