Home / 3,154,709,072.12-4,330,701,399.60-2,707,896,729.85

Finding the Fourth Proportional to 3,154,709,072.12, 4,330,701,399.60 and 2,707,896,729.85

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Solution

The fourth proportional to 3,154,709,072.12, 4,330,701,399.60 and 2,707,896,729.85 is: 3,717,329,202.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,709,072.12 : 4,330,701,399.60 = 2,707,896,729.85 : x
  2. Step 2: Convert to fraction form
    3,154,709,072.12/4,330,701,399.60 = 2,707,896,729.85/x
  3. Step 3: Cross multiply
    3,154,709,072.12x = 4,330,701,399.60 × 2,707,896,729.85
  4. Step 4: Simplify right side
    3,154,709,072.12x = 11,727,092,157,922,832,384
  5. Step 5: Solve for x
    x = 11,727,092,157,922,832,384/3,154,709,072.12
  6. Step 6: Final answer
    x = 3,717,329,202.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.