Home / 5,181,857,092,756.50-7,151,187,573,231-2,869,603,167,864.90

Finding the Fourth Proportional to 5,181,857,092,756.50, 7,151,187,573,231 and 2,869,603,167,864.90

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Solution

The fourth proportional to 5,181,857,092,756.50, 7,151,187,573,231 and 2,869,603,167,864.90 is: 3,960,176,852,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,857,092,756.50 : 7,151,187,573,231 = 2,869,603,167,864.90 : x
  2. Step 2: Convert to fraction form
    5,181,857,092,756.50/7,151,187,573,231 = 2,869,603,167,864.90/x
  3. Step 3: Cross multiply
    5,181,857,092,756.50x = 7,151,187,573,231 × 2,869,603,167,864.90
  4. Step 4: Simplify right side
    5,181,857,092,756.50x = 20,521,070,514,139,782,872,825,856
  5. Step 5: Solve for x
    x = 20,521,070,514,139,782,872,825,856/5,181,857,092,756.50
  6. Step 6: Final answer
    x = 3,960,176,852,971.37

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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.