Home / 216,011,768.43-298,097,025.30-116,892,505.38

Finding the Fourth Proportional to 216,011,768.43, 298,097,025.30 and 116,892,505.38

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Solution

The fourth proportional to 216,011,768.43, 298,097,025.30 and 116,892,505.38 is: 161,312,082.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,011,768.43 : 298,097,025.30 = 116,892,505.38 : x
  2. Step 2: Convert to fraction form
    216,011,768.43/298,097,025.30 = 116,892,505.38/x
  3. Step 3: Cross multiply
    216,011,768.43x = 298,097,025.30 × 116,892,505.38
  4. Step 4: Simplify right side
    216,011,768.43x = 34,845,308,133,642,248
  5. Step 5: Solve for x
    x = 34,845,308,133,642,248/216,011,768.43
  6. Step 6: Final answer
    x = 161,312,082.15

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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.