Home / 273,245,296.70-409,867,623.81-89,012,471.37

Finding the Fourth Proportional to 273,245,296.70, 409,867,623.81 and 89,012,471.37

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Solution

The fourth proportional to 273,245,296.70, 409,867,623.81 and 89,012,471.37 is: 133,518,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,245,296.70 : 409,867,623.81 = 89,012,471.37 : x
  2. Step 2: Convert to fraction form
    273,245,296.70/409,867,623.81 = 89,012,471.37/x
  3. Step 3: Cross multiply
    273,245,296.70x = 409,867,623.81 × 89,012,471.37
  4. Step 4: Simplify right side
    273,245,296.70x = 36,483,330,129,877,560
  5. Step 5: Solve for x
    x = 36,483,330,129,877,560/273,245,296.70
  6. Step 6: Final answer
    x = 133,518,602.41

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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.