Home / 460,631,863.19-691,220,822.57-169,703,123.66

Finding the Fourth Proportional to 460,631,863.19, 691,220,822.57 and 169,703,123.66

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Solution

The fourth proportional to 460,631,863.19, 691,220,822.57 and 169,703,123.66 is: 254,655,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,631,863.19 : 691,220,822.57 = 169,703,123.66 : x
  2. Step 2: Convert to fraction form
    460,631,863.19/691,220,822.57 = 169,703,123.66/x
  3. Step 3: Cross multiply
    460,631,863.19x = 691,220,822.57 × 169,703,123.66
  4. Step 4: Simplify right side
    460,631,863.19x = 117,302,332,727,887,472
  5. Step 5: Solve for x
    x = 117,302,332,727,887,472/460,631,863.19
  6. Step 6: Final answer
    x = 254,655,272.68

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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.