Home / 110,664,598.80-165,996,898.20-72,444,003.60

Finding the Fourth Proportional to 110,664,598.80, 165,996,898.20 and 72,444,003.60

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Solution

The fourth proportional to 110,664,598.80, 165,996,898.20 and 72,444,003.60 is: 108,666,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,664,598.80 : 165,996,898.20 = 72,444,003.60 : x
  2. Step 2: Convert to fraction form
    110,664,598.80/165,996,898.20 = 72,444,003.60/x
  3. Step 3: Cross multiply
    110,664,598.80x = 165,996,898.20 × 72,444,003.60
  4. Step 4: Simplify right side
    110,664,598.80x = 12,025,479,890,789,632
  5. Step 5: Solve for x
    x = 12,025,479,890,789,632/110,664,598.80
  6. Step 6: Final answer
    x = 108,666,005.40

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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.