Home / 100,652,582.71-151,022,593.11-54,626,968.76

Finding the Fourth Proportional to 100,652,582.71, 151,022,593.11 and 54,626,968.76

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Solution

The fourth proportional to 100,652,582.71, 151,022,593.11 and 54,626,968.76 is: 81,964,180.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,652,582.71 : 151,022,593.11 = 54,626,968.76 : x
  2. Step 2: Convert to fraction form
    100,652,582.71/151,022,593.11 = 54,626,968.76/x
  3. Step 3: Cross multiply
    100,652,582.71x = 151,022,593.11 × 54,626,968.76
  4. Step 4: Simplify right side
    100,652,582.71x = 8,249,906,475,016,897
  5. Step 5: Solve for x
    x = 8,249,906,475,016,897/100,652,582.71
  6. Step 6: Final answer
    x = 81,964,180.68

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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.