Home / 198,307,437.49-273,670,901.45-110,205,148.51

Finding the Fourth Proportional to 198,307,437.49, 273,670,901.45 and 110,205,148.51

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Solution

The fourth proportional to 198,307,437.49, 273,670,901.45 and 110,205,148.51 is: 152,086,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,307,437.49 : 273,670,901.45 = 110,205,148.51 : x
  2. Step 2: Convert to fraction form
    198,307,437.49/273,670,901.45 = 110,205,148.51/x
  3. Step 3: Cross multiply
    198,307,437.49x = 273,670,901.45 × 110,205,148.51
  4. Step 4: Simplify right side
    198,307,437.49x = 30,159,942,336,754,156
  5. Step 5: Solve for x
    x = 30,159,942,336,754,156/198,307,437.49
  6. Step 6: Final answer
    x = 152,086,793.71

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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.