Home / 217,591,133.70-300,272,947.85-118,470,744.19

Finding the Fourth Proportional to 217,591,133.70, 300,272,947.85 and 118,470,744.19

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Solution

The fourth proportional to 217,591,133.70, 300,272,947.85 and 118,470,744.19 is: 163,488,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,591,133.70 : 300,272,947.85 = 118,470,744.19 : x
  2. Step 2: Convert to fraction form
    217,591,133.70/300,272,947.85 = 118,470,744.19/x
  3. Step 3: Cross multiply
    217,591,133.70x = 300,272,947.85 × 118,470,744.19
  4. Step 4: Simplify right side
    217,591,133.70x = 35,573,559,591,460,056
  5. Step 5: Solve for x
    x = 35,573,559,591,460,056/217,591,133.70
  6. Step 6: Final answer
    x = 163,488,093.41

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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.