Home / 308,496,826.65-425,733,453.81-169,267,551.51

Finding the Fourth Proportional to 308,496,826.65, 425,733,453.81 and 169,267,551.51

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Solution

The fourth proportional to 308,496,826.65, 425,733,453.81 and 169,267,551.51 is: 233,593,518.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,496,826.65 : 425,733,453.81 = 169,267,551.51 : x
  2. Step 2: Convert to fraction form
    308,496,826.65/425,733,453.81 = 169,267,551.51/x
  3. Step 3: Cross multiply
    308,496,826.65x = 425,733,453.81 × 169,267,551.51
  4. Step 4: Simplify right side
    308,496,826.65x = 72,062,859,322,314,384
  5. Step 5: Solve for x
    x = 72,062,859,322,314,384/308,496,826.65
  6. Step 6: Final answer
    x = 233,593,518.95

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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.