Home / 240,155,174.88-331,414,424.88-130,146,887.88

Finding the Fourth Proportional to 240,155,174.88, 331,414,424.88 and 130,146,887.88

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Solution

The fourth proportional to 240,155,174.88, 331,414,424.88 and 130,146,887.88 is: 179,602,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,155,174.88 : 331,414,424.88 = 130,146,887.88 : x
  2. Step 2: Convert to fraction form
    240,155,174.88/331,414,424.88 = 130,146,887.88/x
  3. Step 3: Cross multiply
    240,155,174.88x = 331,414,424.88 × 130,146,887.88
  4. Step 4: Simplify right side
    240,155,174.88x = 43,132,555,996,672,040
  5. Step 5: Solve for x
    x = 43,132,555,996,672,040/240,155,174.88
  6. Step 6: Final answer
    x = 179,602,858.94

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1.5x scale

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.