Home / 157,885,665.36-236,366,685.51-92,105,669.85

Finding the Fourth Proportional to 157,885,665.36, 236,366,685.51 and 92,105,669.85

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Solution

The fourth proportional to 157,885,665.36, 236,366,685.51 and 92,105,669.85 is: 137,889,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,885,665.36 : 236,366,685.51 = 92,105,669.85 : x
  2. Step 2: Convert to fraction form
    157,885,665.36/236,366,685.51 = 92,105,669.85/x
  3. Step 3: Cross multiply
    157,885,665.36x = 236,366,685.51 × 92,105,669.85
  4. Step 4: Simplify right side
    157,885,665.36x = 21,770,711,899,122,836
  5. Step 5: Solve for x
    x = 21,770,711,899,122,836/157,885,665.36
  6. Step 6: Final answer
    x = 137,889,097.46

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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.