Home / 219,922,082.22-303,474,774.51-127,108,601.58

Finding the Fourth Proportional to 219,922,082.22, 303,474,774.51 and 127,108,601.58

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Solution

The fourth proportional to 219,922,082.22, 303,474,774.51 and 127,108,601.58 is: 175,399,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,922,082.22 : 303,474,774.51 = 127,108,601.58 : x
  2. Step 2: Convert to fraction form
    219,922,082.22/303,474,774.51 = 127,108,601.58/x
  3. Step 3: Cross multiply
    219,922,082.22x = 303,474,774.51 × 127,108,601.58
  4. Step 4: Simplify right side
    219,922,082.22x = 38,574,254,202,771,928
  5. Step 5: Solve for x
    x = 38,574,254,202,771,928/219,922,082.22
  6. Step 6: Final answer
    x = 175,399,640.70

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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.