Home / 134,529,703.25-185,650,989.39-72,650,036.34

Finding the Fourth Proportional to 134,529,703.25, 185,650,989.39 and 72,650,036.34

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Solution

The fourth proportional to 134,529,703.25, 185,650,989.39 and 72,650,036.34 is: 100,257,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,529,703.25 : 185,650,989.39 = 72,650,036.34 : x
  2. Step 2: Convert to fraction form
    134,529,703.25/185,650,989.39 = 72,650,036.34/x
  3. Step 3: Cross multiply
    134,529,703.25x = 185,650,989.39 × 72,650,036.34
  4. Step 4: Simplify right side
    134,529,703.25x = 13,487,551,125,740,454
  5. Step 5: Solve for x
    x = 13,487,551,125,740,454/134,529,703.25
  6. Step 6: Final answer
    x = 100,257,049.56

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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.