Home / 216,063,618.48-298,167,768.36-116,944,347.78

Finding the Fourth Proportional to 216,063,618.48, 298,167,768.36 and 116,944,347.78

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Solution

The fourth proportional to 216,063,618.48, 298,167,768.36 and 116,944,347.78 is: 161,383,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,063,618.48 : 298,167,768.36 = 116,944,347.78 : x
  2. Step 2: Convert to fraction form
    216,063,618.48/298,167,768.36 = 116,944,347.78/x
  3. Step 3: Cross multiply
    216,063,618.48x = 298,167,768.36 × 116,944,347.78
  4. Step 4: Simplify right side
    216,063,618.48x = 34,869,035,199,878,324
  5. Step 5: Solve for x
    x = 34,869,035,199,878,324/216,063,618.48
  6. Step 6: Final answer
    x = 161,383,186.33

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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.