Home / 210,200,795.28-315,266,959.08-73,854,350.64

Finding the Fourth Proportional to 210,200,795.28, 315,266,959.08 and 73,854,350.64

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Solution

The fourth proportional to 210,200,795.28, 315,266,959.08 and 73,854,350.64 is: 110,769,497.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,200,795.28 : 315,266,959.08 = 73,854,350.64 : x
  2. Step 2: Convert to fraction form
    210,200,795.28/315,266,959.08 = 73,854,350.64/x
  3. Step 3: Cross multiply
    210,200,795.28x = 315,266,959.08 × 73,854,350.64
  4. Step 4: Simplify right side
    210,200,795.28x = 23,283,836,541,100,852
  5. Step 5: Solve for x
    x = 23,283,836,541,100,852/210,200,795.28
  6. Step 6: Final answer
    x = 110,769,497.85

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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.