Home / 146,663,134.30-219,994,701.45-49,622,007.70

Finding the Fourth Proportional to 146,663,134.30, 219,994,701.45 and 49,622,007.70

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Solution

The fourth proportional to 146,663,134.30, 219,994,701.45 and 49,622,007.70 is: 74,433,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,663,134.30 : 219,994,701.45 = 49,622,007.70 : x
  2. Step 2: Convert to fraction form
    146,663,134.30/219,994,701.45 = 49,622,007.70/x
  3. Step 3: Cross multiply
    146,663,134.30x = 219,994,701.45 × 49,622,007.70
  4. Step 4: Simplify right side
    146,663,134.30x = 10,916,578,769,311,102
  5. Step 5: Solve for x
    x = 10,916,578,769,311,102/146,663,134.30
  6. Step 6: Final answer
    x = 74,433,011.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.