Home / 10,865,016,124.80-16,297,524,187.20-3,878,055,009.60

Finding the Fourth Proportional to 10,865,016,124.80, 16,297,524,187.20 and 3,878,055,009.60

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Solution

The fourth proportional to 10,865,016,124.80, 16,297,524,187.20 and 3,878,055,009.60 is: 5,817,082,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,016,124.80 : 16,297,524,187.20 = 3,878,055,009.60 : x
  2. Step 2: Convert to fraction form
    10,865,016,124.80/16,297,524,187.20 = 3,878,055,009.60/x
  3. Step 3: Cross multiply
    10,865,016,124.80x = 16,297,524,187.20 × 3,878,055,009.60
  4. Step 4: Simplify right side
    10,865,016,124.80x = 63,202,695,318,248,128,512
  5. Step 5: Solve for x
    x = 63,202,695,318,248,128,512/10,865,016,124.80
  6. Step 6: Final answer
    x = 5,817,082,514.40

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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.