Home / 107,163,083.20-160,744,624.80-38,996,917.60

Finding the Fourth Proportional to 107,163,083.20, 160,744,624.80 and 38,996,917.60

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Solution

The fourth proportional to 107,163,083.20, 160,744,624.80 and 38,996,917.60 is: 58,495,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,163,083.20 : 160,744,624.80 = 38,996,917.60 : x
  2. Step 2: Convert to fraction form
    107,163,083.20/160,744,624.80 = 38,996,917.60/x
  3. Step 3: Cross multiply
    107,163,083.20x = 160,744,624.80 × 38,996,917.60
  4. Step 4: Simplify right side
    107,163,083.20x = 6,268,544,887,968,517
  5. Step 5: Solve for x
    x = 6,268,544,887,968,517/107,163,083.20
  6. Step 6: Final answer
    x = 58,495,376.40

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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.