Home / 115,685,440.62-159,646,211.27-62,762,145.57

Finding the Fourth Proportional to 115,685,440.62, 159,646,211.27 and 62,762,145.57

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Solution

The fourth proportional to 115,685,440.62, 159,646,211.27 and 62,762,145.57 is: 86,611,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,685,440.62 : 159,646,211.27 = 62,762,145.57 : x
  2. Step 2: Convert to fraction form
    115,685,440.62/159,646,211.27 = 62,762,145.57/x
  3. Step 3: Cross multiply
    115,685,440.62x = 159,646,211.27 × 62,762,145.57
  4. Step 4: Simplify right side
    115,685,440.62x = 10,019,738,751,112,902
  5. Step 5: Solve for x
    x = 10,019,738,751,112,902/115,685,440.62
  6. Step 6: Final answer
    x = 86,611,925.39

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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.