Home / 13,553,470,613.42-18,704,243,606.67-7,532,229,780.38

Finding the Fourth Proportional to 13,553,470,613.42, 18,704,243,606.67 and 7,532,229,780.38

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Solution

The fourth proportional to 13,553,470,613.42, 18,704,243,606.67 and 7,532,229,780.38 is: 10,394,729,492.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,553,470,613.42 : 18,704,243,606.67 = 7,532,229,780.38 : x
  2. Step 2: Convert to fraction form
    13,553,470,613.42/18,704,243,606.67 = 7,532,229,780.38/x
  3. Step 3: Cross multiply
    13,553,470,613.42x = 18,704,243,606.67 × 7,532,229,780.38
  4. Step 4: Simplify right side
    13,553,470,613.42x = 140,884,660,713,641,984,000
  5. Step 5: Solve for x
    x = 140,884,660,713,641,984,000/13,553,470,613.42
  6. Step 6: Final answer
    x = 10,394,729,492.69

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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.