Home / 10,865,016,004.20-16,297,524,006.30-10,436,461,981.80

Finding the Fourth Proportional to 10,865,016,004.20, 16,297,524,006.30 and 10,436,461,981.80

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Solution

The fourth proportional to 10,865,016,004.20, 16,297,524,006.30 and 10,436,461,981.80 is: 15,654,692,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,016,004.20 : 16,297,524,006.30 = 10,436,461,981.80 : x
  2. Step 2: Convert to fraction form
    10,865,016,004.20/16,297,524,006.30 = 10,436,461,981.80/x
  3. Step 3: Cross multiply
    10,865,016,004.20x = 16,297,524,006.30 × 10,436,461,981.80
  4. Step 4: Simplify right side
    10,865,016,004.20x = 170,088,489,689,222,742,016
  5. Step 5: Solve for x
    x = 170,088,489,689,222,742,016/10,865,016,004.20
  6. Step 6: Final answer
    x = 15,654,692,972.70

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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.