Home / 259,890,667.50-358,666,717.54-146,820,943.21

Finding the Fourth Proportional to 259,890,667.50, 358,666,717.54 and 146,820,943.21

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Solution

The fourth proportional to 259,890,667.50, 358,666,717.54 and 146,820,943.21 is: 202,622,842.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,890,667.50 : 358,666,717.54 = 146,820,943.21 : x
  2. Step 2: Convert to fraction form
    259,890,667.50/358,666,717.54 = 146,820,943.21/x
  3. Step 3: Cross multiply
    259,890,667.50x = 358,666,717.54 × 146,820,943.21
  4. Step 4: Simplify right side
    259,890,667.50x = 52,659,785,767,257,456
  5. Step 5: Solve for x
    x = 52,659,785,767,257,456/259,890,667.50
  6. Step 6: Final answer
    x = 202,622,842.42

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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.