Home / 116,930,158.46-161,361,661.34-64,718,076.32

Finding the Fourth Proportional to 116,930,158.46, 161,361,661.34 and 64,718,076.32

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Solution

The fourth proportional to 116,930,158.46, 161,361,661.34 and 64,718,076.32 is: 89,309,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,930,158.46 : 161,361,661.34 = 64,718,076.32 : x
  2. Step 2: Convert to fraction form
    116,930,158.46/161,361,661.34 = 64,718,076.32/x
  3. Step 3: Cross multiply
    116,930,158.46x = 161,361,661.34 × 64,718,076.32
  4. Step 4: Simplify right side
    116,930,158.46x = 10,443,016,313,724,114
  5. Step 5: Solve for x
    x = 10,443,016,313,724,114/116,930,158.46
  6. Step 6: Final answer
    x = 89,309,861.98

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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.