Home / 70,012,191.62-96,622,166.24-38,656,285.67

Finding the Fourth Proportional to 70,012,191.62, 96,622,166.24 and 38,656,285.67

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Solution

The fourth proportional to 70,012,191.62, 96,622,166.24 and 38,656,285.67 is: 53,348,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,012,191.62 : 96,622,166.24 = 38,656,285.67 : x
  2. Step 2: Convert to fraction form
    70,012,191.62/96,622,166.24 = 38,656,285.67/x
  3. Step 3: Cross multiply
    70,012,191.62x = 96,622,166.24 × 38,656,285.67
  4. Step 4: Simplify right side
    70,012,191.62x = 3,735,054,059,551,277.50
  5. Step 5: Solve for x
    x = 3,735,054,059,551,277.50/70,012,191.62
  6. Step 6: Final answer
    x = 53,348,623.62

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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.