Home / 157,374,593.14-217,177,147.74-86,808,611.56

Finding the Fourth Proportional to 157,374,593.14, 217,177,147.74 and 86,808,611.56

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Solution

The fourth proportional to 157,374,593.14, 217,177,147.74 and 86,808,611.56 is: 119,795,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,374,593.14 : 217,177,147.74 = 86,808,611.56 : x
  2. Step 2: Convert to fraction form
    157,374,593.14/217,177,147.74 = 86,808,611.56/x
  3. Step 3: Cross multiply
    157,374,593.14x = 217,177,147.74 × 86,808,611.56
  4. Step 4: Simplify right side
    157,374,593.14x = 18,852,846,657,870,392
  5. Step 5: Solve for x
    x = 18,852,846,657,870,392/157,374,593.14
  6. Step 6: Final answer
    x = 119,795,999.35

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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.