Home / 157,601,111.70-236,202,601.95-76,647,767.70

Finding the Fourth Proportional to 157,601,111.70, 236,202,601.95 and 76,647,767.70

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Solution

The fourth proportional to 157,601,111.70, 236,202,601.95 and 76,647,767.70 is: 114,874,837.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,601,111.70 : 236,202,601.95 = 76,647,767.70 : x
  2. Step 2: Convert to fraction form
    157,601,111.70/236,202,601.95 = 76,647,767.70/x
  3. Step 3: Cross multiply
    157,601,111.70x = 236,202,601.95 × 76,647,767.70
  4. Step 4: Simplify right side
    157,601,111.70x = 18,104,402,164,399,168
  5. Step 5: Solve for x
    x = 18,104,402,164,399,168/157,601,111.70
  6. Step 6: Final answer
    x = 114,874,837.93

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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.