Home / 210,361,849.36-315,576,680.72-64,795,343.04

Finding the Fourth Proportional to 210,361,849.36, 315,576,680.72 and 64,795,343.04

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Solution

The fourth proportional to 210,361,849.36, 315,576,680.72 and 64,795,343.04 is: 97,203,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,361,849.36 : 315,576,680.72 = 64,795,343.04 : x
  2. Step 2: Convert to fraction form
    210,361,849.36/315,576,680.72 = 64,795,343.04/x
  3. Step 3: Cross multiply
    210,361,849.36x = 315,576,680.72 × 64,795,343.04
  4. Step 4: Simplify right side
    210,361,849.36x = 20,447,899,282,676,956
  5. Step 5: Solve for x
    x = 20,447,899,282,676,956/210,361,849.36
  6. Step 6: Final answer
    x = 97,203,458.44

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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.