Home / 247,047,427.78-370,573,799.28-74,525,736.76

Finding the Fourth Proportional to 247,047,427.78, 370,573,799.28 and 74,525,736.76

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Solution

The fourth proportional to 247,047,427.78, 370,573,799.28 and 74,525,736.76 is: 111,789,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,047,427.78 : 370,573,799.28 = 74,525,736.76 : x
  2. Step 2: Convert to fraction form
    247,047,427.78/370,573,799.28 = 74,525,736.76/x
  3. Step 3: Cross multiply
    247,047,427.78x = 370,573,799.28 × 74,525,736.76
  4. Step 4: Simplify right side
    247,047,427.78x = 27,617,285,414,088,448
  5. Step 5: Solve for x
    x = 27,617,285,414,088,448/247,047,427.78
  6. Step 6: Final answer
    x = 111,789,406.85

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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.