Home / 161,967,463.74-242,904,743.64-52,802,163.18

Finding the Fourth Proportional to 161,967,463.74, 242,904,743.64 and 52,802,163.18

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Solution

The fourth proportional to 161,967,463.74, 242,904,743.64 and 52,802,163.18 is: 79,188,101.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,967,463.74 : 242,904,743.64 = 52,802,163.18 : x
  2. Step 2: Convert to fraction form
    161,967,463.74/242,904,743.64 = 52,802,163.18/x
  3. Step 3: Cross multiply
    161,967,463.74x = 242,904,743.64 × 52,802,163.18
  4. Step 4: Simplify right side
    161,967,463.74x = 12,825,895,910,875,346
  5. Step 5: Solve for x
    x = 12,825,895,910,875,346/161,967,463.74
  6. Step 6: Final answer
    x = 79,188,101.21

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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.