Home / 173,308,427.20-239,191,298.79-109,734,675.43

Finding the Fourth Proportional to 173,308,427.20, 239,191,298.79 and 109,734,675.43

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Solution

The fourth proportional to 173,308,427.20, 239,191,298.79 and 109,734,675.43 is: 151,450,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,308,427.20 : 239,191,298.79 = 109,734,675.43 : x
  2. Step 2: Convert to fraction form
    173,308,427.20/239,191,298.79 = 109,734,675.43/x
  3. Step 3: Cross multiply
    173,308,427.20x = 239,191,298.79 × 109,734,675.43
  4. Step 4: Simplify right side
    173,308,427.20x = 26,247,579,538,400,804
  5. Step 5: Solve for x
    x = 26,247,579,538,400,804/173,308,427.20
  6. Step 6: Final answer
    x = 151,450,105.24

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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.