Home / 147,571,478.73-221,693,141.30-106,756,809.93

Finding the Fourth Proportional to 147,571,478.73, 221,693,141.30 and 106,756,809.93

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Solution

The fourth proportional to 147,571,478.73, 221,693,141.30 and 106,756,809.93 is: 160,378,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,571,478.73 : 221,693,141.30 = 106,756,809.93 : x
  2. Step 2: Convert to fraction form
    147,571,478.73/221,693,141.30 = 106,756,809.93/x
  3. Step 3: Cross multiply
    147,571,478.73x = 221,693,141.30 × 106,756,809.93
  4. Step 4: Simplify right side
    147,571,478.73x = 23,667,252,548,014,948
  5. Step 5: Solve for x
    x = 23,667,252,548,014,948/147,571,478.73
  6. Step 6: Final answer
    x = 160,378,229.94

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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.