Home / 496,926,367,516.15-745,327,857,839.02-133,920,431,465.65

Finding the Fourth Proportional to 496,926,367,516.15, 745,327,857,839.02 and 133,920,431,465.65

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Solution

The fourth proportional to 496,926,367,516.15, 745,327,857,839.02 and 133,920,431,465.65 is: 200,864,020,969.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,926,367,516.15 : 745,327,857,839.02 = 133,920,431,465.65 : x
  2. Step 2: Convert to fraction form
    496,926,367,516.15/745,327,857,839.02 = 133,920,431,465.65/x
  3. Step 3: Cross multiply
    496,926,367,516.15x = 745,327,857,839.02 × 133,920,431,465.65
  4. Step 4: Simplify right side
    496,926,367,516.15x = 99,814,628,305,170,197,381,120
  5. Step 5: Solve for x
    x = 99,814,628,305,170,197,381,120/496,926,367,516.15
  6. Step 6: Final answer
    x = 200,864,020,969.72

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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.