Home / 339,543,557.56-509,314,700.64-106,392,118.36

Finding the Fourth Proportional to 339,543,557.56, 509,314,700.64 and 106,392,118.36

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Solution

The fourth proportional to 339,543,557.56, 509,314,700.64 and 106,392,118.36 is: 159,587,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,543,557.56 : 509,314,700.64 = 106,392,118.36 : x
  2. Step 2: Convert to fraction form
    339,543,557.56/509,314,700.64 = 106,392,118.36/x
  3. Step 3: Cross multiply
    339,543,557.56x = 509,314,700.64 × 106,392,118.36
  4. Step 4: Simplify right side
    339,543,557.56x = 54,187,069,909,900,312
  5. Step 5: Solve for x
    x = 54,187,069,909,900,312/339,543,557.56
  6. Step 6: Final answer
    x = 159,587,978.34

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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.