Home / 169,108,490.28-233,370,912.90-91,846,154.28

Finding the Fourth Proportional to 169,108,490.28, 233,370,912.90 and 91,846,154.28

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Solution

The fourth proportional to 169,108,490.28, 233,370,912.90 and 91,846,154.28 is: 126,748,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,108,490.28 : 233,370,912.90 = 91,846,154.28 : x
  2. Step 2: Convert to fraction form
    169,108,490.28/233,370,912.90 = 91,846,154.28/x
  3. Step 3: Cross multiply
    169,108,490.28x = 233,370,912.90 × 91,846,154.28
  4. Step 4: Simplify right side
    169,108,490.28x = 21,434,220,870,677,844
  5. Step 5: Solve for x
    x = 21,434,220,870,677,844/169,108,490.28
  6. Step 6: Final answer
    x = 126,748,342.65

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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.