Home / 107,850,823.20-161,776,234.80-71,571,117.60

Finding the Fourth Proportional to 107,850,823.20, 161,776,234.80 and 71,571,117.60

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Solution

The fourth proportional to 107,850,823.20, 161,776,234.80 and 71,571,117.60 is: 107,356,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,850,823.20 : 161,776,234.80 = 71,571,117.60 : x
  2. Step 2: Convert to fraction form
    107,850,823.20/161,776,234.80 = 71,571,117.60/x
  3. Step 3: Cross multiply
    107,850,823.20x = 161,776,234.80 × 71,571,117.60
  4. Step 4: Simplify right side
    107,850,823.20x = 11,578,505,925,756,012
  5. Step 5: Solve for x
    x = 11,578,505,925,756,012/107,850,823.20
  6. Step 6: Final answer
    x = 107,356,676.40

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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.