Home / 239,404,815.42-359,241,756.06-130,237,626.78

Finding the Fourth Proportional to 239,404,815.42, 359,241,756.06 and 130,237,626.78

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Solution

The fourth proportional to 239,404,815.42, 359,241,756.06 and 130,237,626.78 is: 195,429,626.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,404,815.42 : 359,241,756.06 = 130,237,626.78 : x
  2. Step 2: Convert to fraction form
    239,404,815.42/359,241,756.06 = 130,237,626.78/x
  3. Step 3: Cross multiply
    239,404,815.42x = 359,241,756.06 × 130,237,626.78
  4. Step 4: Simplify right side
    239,404,815.42x = 46,786,793,749,534,088
  5. Step 5: Solve for x
    x = 46,786,793,749,534,088/239,404,815.42
  6. Step 6: Final answer
    x = 195,429,626.87

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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.