Home / 240,155,156.66-331,414,399.53-130,146,869.66

Finding the Fourth Proportional to 240,155,156.66, 331,414,399.53 and 130,146,869.66

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Solution

The fourth proportional to 240,155,156.66, 331,414,399.53 and 130,146,869.66 is: 179,602,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,155,156.66 : 331,414,399.53 = 130,146,869.66 : x
  2. Step 2: Convert to fraction form
    240,155,156.66/331,414,399.53 = 130,146,869.66/x
  3. Step 3: Cross multiply
    240,155,156.66x = 331,414,399.53 × 130,146,869.66
  4. Step 4: Simplify right side
    240,155,156.66x = 43,132,546,659,078,072
  5. Step 5: Solve for x
    x = 43,132,546,659,078,072/240,155,156.66
  6. Step 6: Final answer
    x = 179,602,833.68

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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.