Home / 207,144,912.53-310,719,730.73-70,840,924.85

Finding the Fourth Proportional to 207,144,912.53, 310,719,730.73 and 70,840,924.85

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Solution

The fourth proportional to 207,144,912.53, 310,719,730.73 and 70,840,924.85 is: 106,262,195.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,144,912.53 : 310,719,730.73 = 70,840,924.85 : x
  2. Step 2: Convert to fraction form
    207,144,912.53/310,719,730.73 = 70,840,924.85/x
  3. Step 3: Cross multiply
    207,144,912.53x = 310,719,730.73 × 70,840,924.85
  4. Step 4: Simplify right side
    207,144,912.53x = 22,011,673,094,478,764
  5. Step 5: Solve for x
    x = 22,011,673,094,478,764/207,144,912.53
  6. Step 6: Final answer
    x = 106,262,195.03

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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.