Home / 216,004,343.13-298,086,783.53-116,885,091.51

Finding the Fourth Proportional to 216,004,343.13, 298,086,783.53 and 116,885,091.51

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Solution

The fourth proportional to 216,004,343.13, 298,086,783.53 and 116,885,091.51 is: 161,301,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,004,343.13 : 298,086,783.53 = 116,885,091.51 : x
  2. Step 2: Convert to fraction form
    216,004,343.13/298,086,783.53 = 116,885,091.51/x
  3. Step 3: Cross multiply
    216,004,343.13x = 298,086,783.53 × 116,885,091.51
  4. Step 4: Simplify right side
    216,004,343.13x = 34,841,900,970,241,184
  5. Step 5: Solve for x
    x = 34,841,900,970,241,184/216,004,343.13
  6. Step 6: Final answer
    x = 161,301,853.77

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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.