Home / 216,011,645.93-298,096,856.01-116,892,382.55

Finding the Fourth Proportional to 216,011,645.93, 298,096,856.01 and 116,892,382.55

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Solution

The fourth proportional to 216,011,645.93, 298,096,856.01 and 116,892,382.55 is: 161,311,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,011,645.93 : 298,096,856.01 = 116,892,382.55 : x
  2. Step 2: Convert to fraction form
    216,011,645.93/298,096,856.01 = 116,892,382.55/x
  3. Step 3: Cross multiply
    216,011,645.93x = 298,096,856.01 × 116,892,382.55
  4. Step 4: Simplify right side
    216,011,645.93x = 34,845,251,730,418,428
  5. Step 5: Solve for x
    x = 34,845,251,730,418,428/216,011,645.93
  6. Step 6: Final answer
    x = 161,311,912.52

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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.