Home / 196,047,458.40-294,134,173.20-131,424,232.80

Finding the Fourth Proportional to 196,047,458.40, 294,134,173.20 and 131,424,232.80

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Solution

The fourth proportional to 196,047,458.40, 294,134,173.20 and 131,424,232.80 is: 197,178,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,047,458.40 : 294,134,173.20 = 131,424,232.80 : x
  2. Step 2: Convert to fraction form
    196,047,458.40/294,134,173.20 = 131,424,232.80/x
  3. Step 3: Cross multiply
    196,047,458.40x = 294,134,173.20 × 131,424,232.80
  4. Step 4: Simplify right side
    196,047,458.40x = 38,656,358,053,072,320
  5. Step 5: Solve for x
    x = 38,656,358,053,072,320/196,047,458.40
  6. Step 6: Final answer
    x = 197,178,572.82

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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.