Home / 147,564,234.20-221,346,351.30-45,333,356.60

Finding the Fourth Proportional to 147,564,234.20, 221,346,351.30 and 45,333,356.60

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Solution

The fourth proportional to 147,564,234.20, 221,346,351.30 and 45,333,356.60 is: 68,000,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,564,234.20 : 221,346,351.30 = 45,333,356.60 : x
  2. Step 2: Convert to fraction form
    147,564,234.20/221,346,351.30 = 45,333,356.60/x
  3. Step 3: Cross multiply
    147,564,234.20x = 221,346,351.30 × 45,333,356.60
  4. Step 4: Simplify right side
    147,564,234.20x = 10,034,373,075,591,774
  5. Step 5: Solve for x
    x = 10,034,373,075,591,774/147,564,234.20
  6. Step 6: Final answer
    x = 68,000,034.90

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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.