Home / 112,993,234.60-169,489,851.90-87,484,066.60

Finding the Fourth Proportional to 112,993,234.60, 169,489,851.90 and 87,484,066.60

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Solution

The fourth proportional to 112,993,234.60, 169,489,851.90 and 87,484,066.60 is: 131,226,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,993,234.60 : 169,489,851.90 = 87,484,066.60 : x
  2. Step 2: Convert to fraction form
    112,993,234.60/169,489,851.90 = 87,484,066.60/x
  3. Step 3: Cross multiply
    112,993,234.60x = 169,489,851.90 × 87,484,066.60
  4. Step 4: Simplify right side
    112,993,234.60x = 14,827,661,491,643,736
  5. Step 5: Solve for x
    x = 14,827,661,491,643,736/112,993,234.60
  6. Step 6: Final answer
    x = 131,226,099.90

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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.