Home / 168,517,185.33-252,765,689.10-70,124,041.67

Finding the Fourth Proportional to 168,517,185.33, 252,765,689.10 and 70,124,041.67

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Solution

The fourth proportional to 168,517,185.33, 252,765,689.10 and 70,124,041.67 is: 105,181,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,517,185.33 : 252,765,689.10 = 70,124,041.67 : x
  2. Step 2: Convert to fraction form
    168,517,185.33/252,765,689.10 = 70,124,041.67/x
  3. Step 3: Cross multiply
    168,517,185.33x = 252,765,689.10 × 70,124,041.67
  4. Step 4: Simplify right side
    168,517,185.33x = 17,724,951,715,194,664
  5. Step 5: Solve for x
    x = 17,724,951,715,194,664/168,517,185.33
  6. Step 6: Final answer
    x = 105,181,864.27

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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.