Home / 131,425,606.40-197,138,409.60-58,642,246.40

Finding the Fourth Proportional to 131,425,606.40, 197,138,409.60 and 58,642,246.40

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Solution

The fourth proportional to 131,425,606.40, 197,138,409.60 and 58,642,246.40 is: 87,963,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,425,606.40 : 197,138,409.60 = 58,642,246.40 : x
  2. Step 2: Convert to fraction form
    131,425,606.40/197,138,409.60 = 58,642,246.40/x
  3. Step 3: Cross multiply
    131,425,606.40x = 197,138,409.60 × 58,642,246.40
  4. Step 4: Simplify right side
    131,425,606.40x = 11,560,639,190,667,324
  5. Step 5: Solve for x
    x = 11,560,639,190,667,324/131,425,606.40
  6. Step 6: Final answer
    x = 87,963,369.60

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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.