Home / 31,250,361,304.80-43,129,195,700.40-18,563,147,096.40

Finding the Fourth Proportional to 31,250,361,304.80, 43,129,195,700.40 and 18,563,147,096.40

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Solution

The fourth proportional to 31,250,361,304.80, 43,129,195,700.40 and 18,563,147,096.40 is: 25,619,339,121.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,250,361,304.80 : 43,129,195,700.40 = 18,563,147,096.40 : x
  2. Step 2: Convert to fraction form
    31,250,361,304.80/43,129,195,700.40 = 18,563,147,096.40/x
  3. Step 3: Cross multiply
    31,250,361,304.80x = 43,129,195,700.40 × 18,563,147,096.40
  4. Step 4: Simplify right side
    31,250,361,304.80x = 800,613,603,935,947,718,656
  5. Step 5: Solve for x
    x = 800,613,603,935,947,718,656/31,250,361,304.80
  6. Step 6: Final answer
    x = 25,619,339,121.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.