Home / 70,590,976.17-97,417,912.85-39,230,346.97

Finding the Fourth Proportional to 70,590,976.17, 97,417,912.85 and 39,230,346.97

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Solution

The fourth proportional to 70,590,976.17, 97,417,912.85 and 39,230,346.97 is: 54,139,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,590,976.17 : 97,417,912.85 = 39,230,346.97 : x
  2. Step 2: Convert to fraction form
    70,590,976.17/97,417,912.85 = 39,230,346.97/x
  3. Step 3: Cross multiply
    70,590,976.17x = 97,417,912.85 × 39,230,346.97
  4. Step 4: Simplify right side
    70,590,976.17x = 3,821,738,522,271,220.50
  5. Step 5: Solve for x
    x = 3,821,738,522,271,220.50/70,590,976.17
  6. Step 6: Final answer
    x = 54,139,193.56

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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.