Home / 149,479,968.30-224,219,952.45-68,858,400.30

Finding the Fourth Proportional to 149,479,968.30, 224,219,952.45 and 68,858,400.30

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Solution

The fourth proportional to 149,479,968.30, 224,219,952.45 and 68,858,400.30 is: 103,287,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,479,968.30 : 224,219,952.45 = 68,858,400.30 : x
  2. Step 2: Convert to fraction form
    149,479,968.30/224,219,952.45 = 68,858,400.30/x
  3. Step 3: Cross multiply
    149,479,968.30x = 224,219,952.45 × 68,858,400.30
  4. Step 4: Simplify right side
    149,479,968.30x = 15,439,427,241,049,064
  5. Step 5: Solve for x
    x = 15,439,427,241,049,064/149,479,968.30
  6. Step 6: Final answer
    x = 103,287,600.45

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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.