Home / 137,194,319.80-189,066,511.57-134,672,632.25

Finding the Fourth Proportional to 137,194,319.80, 189,066,511.57 and 134,672,632.25

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Solution

The fourth proportional to 137,194,319.80, 189,066,511.57 and 134,672,632.25 is: 185,591,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,194,319.80 : 189,066,511.57 = 134,672,632.25 : x
  2. Step 2: Convert to fraction form
    137,194,319.80/189,066,511.57 = 134,672,632.25/x
  3. Step 3: Cross multiply
    137,194,319.80x = 189,066,511.57 × 134,672,632.25
  4. Step 4: Simplify right side
    137,194,319.80x = 25,462,084,783,456,980
  5. Step 5: Solve for x
    x = 25,462,084,783,456,980/137,194,319.80
  6. Step 6: Final answer
    x = 185,591,391.98

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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.