Home / 70,601,172.34-97,401,601.29-40,826,318.62

Finding the Fourth Proportional to 70,601,172.34, 97,401,601.29 and 40,826,318.62

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Solution

The fourth proportional to 70,601,172.34, 97,401,601.29 and 40,826,318.62 is: 56,324,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,601,172.34 : 97,401,601.29 = 40,826,318.62 : x
  2. Step 2: Convert to fraction form
    70,601,172.34/97,401,601.29 = 40,826,318.62/x
  3. Step 3: Cross multiply
    70,601,172.34x = 97,401,601.29 × 40,826,318.62
  4. Step 4: Simplify right side
    70,601,172.34x = 3,976,548,808,363,743
  5. Step 5: Solve for x
    x = 3,976,548,808,363,743/70,601,172.34
  6. Step 6: Final answer
    x = 56,324,118.66

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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.