Home / 197,641,444.46-272,745,187.93-109,548,677.12

Finding the Fourth Proportional to 197,641,444.46, 272,745,187.93 and 109,548,677.12

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Solution

The fourth proportional to 197,641,444.46, 272,745,187.93 and 109,548,677.12 is: 151,177,171.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,641,444.46 : 272,745,187.93 = 109,548,677.12 : x
  2. Step 2: Convert to fraction form
    197,641,444.46/272,745,187.93 = 109,548,677.12/x
  3. Step 3: Cross multiply
    197,641,444.46x = 272,745,187.93 × 109,548,677.12
  4. Step 4: Simplify right side
    197,641,444.46x = 29,878,874,528,985,284
  5. Step 5: Solve for x
    x = 29,878,874,528,985,284/197,641,444.46
  6. Step 6: Final answer
    x = 151,177,171.42

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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.