Home / 197,569,630.35-272,645,876.90-108,263,752.13

Finding the Fourth Proportional to 197,569,630.35, 272,645,876.90 and 108,263,752.13

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Solution

The fourth proportional to 197,569,630.35, 272,645,876.90 and 108,263,752.13 is: 149,403,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,569,630.35 : 272,645,876.90 = 108,263,752.13 : x
  2. Step 2: Convert to fraction form
    197,569,630.35/272,645,876.90 = 108,263,752.13/x
  3. Step 3: Cross multiply
    197,569,630.35x = 272,645,876.90 × 108,263,752.13
  4. Step 4: Simplify right side
    197,569,630.35x = 29,517,665,634,063,544
  5. Step 5: Solve for x
    x = 29,517,665,634,063,544/197,569,630.35
  6. Step 6: Final answer
    x = 149,403,861.22

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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.