Home / 147,564,232.20-221,346,348.30-45,333,354.60

Finding the Fourth Proportional to 147,564,232.20, 221,346,348.30 and 45,333,354.60

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Solution

The fourth proportional to 147,564,232.20, 221,346,348.30 and 45,333,354.60 is: 68,000,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,564,232.20 : 221,346,348.30 = 45,333,354.60 : x
  2. Step 2: Convert to fraction form
    147,564,232.20/221,346,348.30 = 45,333,354.60/x
  3. Step 3: Cross multiply
    147,564,232.20x = 221,346,348.30 × 45,333,354.60
  4. Step 4: Simplify right side
    147,564,232.20x = 10,034,372,496,899,008
  5. Step 5: Solve for x
    x = 10,034,372,496,899,008/147,564,232.20
  6. Step 6: Final answer
    x = 68,000,031.90

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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.