Home / 150,221,968.36-225,330,533.34-47,985,332.20

Finding the Fourth Proportional to 150,221,968.36, 225,330,533.34 and 47,985,332.20

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Solution

The fourth proportional to 150,221,968.36, 225,330,533.34 and 47,985,332.20 is: 71,977,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,221,968.36 : 225,330,533.34 = 47,985,332.20 : x
  2. Step 2: Convert to fraction form
    150,221,968.36/225,330,533.34 = 47,985,332.20/x
  3. Step 3: Cross multiply
    150,221,968.36x = 225,330,533.34 × 47,985,332.20
  4. Step 4: Simplify right side
    150,221,968.36x = 10,812,560,497,123,076
  5. Step 5: Solve for x
    x = 10,812,560,497,123,076/150,221,968.36
  6. Step 6: Final answer
    x = 71,977,225.54

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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.