Home / 110,721,231.60-166,081,847.40-64,615,772.40

Finding the Fourth Proportional to 110,721,231.60, 166,081,847.40 and 64,615,772.40

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Solution

The fourth proportional to 110,721,231.60, 166,081,847.40 and 64,615,772.40 is: 96,923,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721,231.60 : 166,081,847.40 = 64,615,772.40 : x
  2. Step 2: Convert to fraction form
    110,721,231.60/166,081,847.40 = 64,615,772.40/x
  3. Step 3: Cross multiply
    110,721,231.60x = 166,081,847.40 × 64,615,772.40
  4. Step 4: Simplify right side
    110,721,231.60x = 10,731,506,851,369,932
  5. Step 5: Solve for x
    x = 10,731,506,851,369,932/110,721,231.60
  6. Step 6: Final answer
    x = 96,923,658.60

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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.