Home / 217,526,160.24-300,189,931.19-118,409,756.54

Finding the Fourth Proportional to 217,526,160.24, 300,189,931.19 and 118,409,756.54

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Solution

The fourth proportional to 217,526,160.24, 300,189,931.19 and 118,409,756.54 is: 163,407,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,526,160.24 : 300,189,931.19 = 118,409,756.54 : x
  2. Step 2: Convert to fraction form
    217,526,160.24/300,189,931.19 = 118,409,756.54/x
  3. Step 3: Cross multiply
    217,526,160.24x = 300,189,931.19 × 118,409,756.54
  4. Step 4: Simplify right side
    217,526,160.24x = 35,545,416,665,874,252
  5. Step 5: Solve for x
    x = 35,545,416,665,874,252/217,526,160.24
  6. Step 6: Final answer
    x = 163,407,548.90

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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.