Home / 117,589,954.19-162,265,713.32-64,670,388

Finding the Fourth Proportional to 117,589,954.19, 162,265,713.32 and 64,670,388

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Solution

The fourth proportional to 117,589,954.19, 162,265,713.32 and 64,670,388 is: 89,240,502.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,589,954.19 : 162,265,713.32 = 64,670,388 : x
  2. Step 2: Convert to fraction form
    117,589,954.19/162,265,713.32 = 64,670,388/x
  3. Step 3: Cross multiply
    117,589,954.19x = 162,265,713.32 × 64,670,388
  4. Step 4: Simplify right side
    117,589,954.19x = 10,493,786,639,177,816
  5. Step 5: Solve for x
    x = 10,493,786,639,177,816/117,589,954.19
  6. Step 6: Final answer
    x = 89,240,502.83

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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.