Home / 2,193,206,657.54-3,289,916,284.24-719,216,071.70

Finding the Fourth Proportional to 2,193,206,657.54, 3,289,916,284.24 and 719,216,071.70

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Solution

The fourth proportional to 2,193,206,657.54, 3,289,916,284.24 and 719,216,071.70 is: 1,078,858,965.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,206,657.54 : 3,289,916,284.24 = 719,216,071.70 : x
  2. Step 2: Convert to fraction form
    2,193,206,657.54/3,289,916,284.24 = 719,216,071.70/x
  3. Step 3: Cross multiply
    2,193,206,657.54x = 3,289,916,284.24 × 719,216,071.70
  4. Step 4: Simplify right side
    2,193,206,657.54x = 2,366,160,666,172,953,600
  5. Step 5: Solve for x
    x = 2,366,160,666,172,953,600/2,193,206,657.54
  6. Step 6: Final answer
    x = 1,078,858,965.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.