Home / 207,253,718.68-285,890,233.60-133,914,860.68

Finding the Fourth Proportional to 207,253,718.68, 285,890,233.60 and 133,914,860.68

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Solution

The fourth proportional to 207,253,718.68, 285,890,233.60 and 133,914,860.68 is: 184,725,036.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,253,718.68 : 285,890,233.60 = 133,914,860.68 : x
  2. Step 2: Convert to fraction form
    207,253,718.68/285,890,233.60 = 133,914,860.68/x
  3. Step 3: Cross multiply
    207,253,718.68x = 285,890,233.60 × 133,914,860.68
  4. Step 4: Simplify right side
    207,253,718.68x = 38,284,950,802,316,664
  5. Step 5: Solve for x
    x = 38,284,950,802,316,664/207,253,718.68
  6. Step 6: Final answer
    x = 184,725,036.76

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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.