Home / 5,181,855,867,458-7,151,185,882,315.80-2,869,601,942,566.80

Finding the Fourth Proportional to 5,181,855,867,458, 7,151,185,882,315.80 and 2,869,601,942,566.80

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Solution

The fourth proportional to 5,181,855,867,458, 7,151,185,882,315.80 and 2,869,601,942,566.80 is: 3,960,175,162,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,855,867,458 : 7,151,185,882,315.80 = 2,869,601,942,566.80 : x
  2. Step 2: Convert to fraction form
    5,181,855,867,458/7,151,185,882,315.80 = 2,869,601,942,566.80/x
  3. Step 3: Cross multiply
    5,181,855,867,458x = 7,151,185,882,315.80 × 2,869,601,942,566.80
  4. Step 4: Simplify right side
    5,181,855,867,458x = 20,521,056,899,549,691,748,810,752
  5. Step 5: Solve for x
    x = 20,521,056,899,549,691,748,810,752/5,181,855,867,458
  6. Step 6: Final answer
    x = 3,960,175,162,034.46

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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.