Home / 850,993,970.28-1,276,529,189.04-260,740,966.56

Finding the Fourth Proportional to 850,993,970.28, 1,276,529,189.04 and 260,740,966.56

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Solution

The fourth proportional to 850,993,970.28, 1,276,529,189.04 and 260,740,966.56 is: 391,123,164.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,993,970.28 : 1,276,529,189.04 = 260,740,966.56 : x
  2. Step 2: Convert to fraction form
    850,993,970.28/1,276,529,189.04 = 260,740,966.56/x
  3. Step 3: Cross multiply
    850,993,970.28x = 1,276,529,189.04 × 260,740,966.56
  4. Step 4: Simplify right side
    850,993,970.28x = 332,843,454,592,342,528
  5. Step 5: Solve for x
    x = 332,843,454,592,342,528/850,993,970.28
  6. Step 6: Final answer
    x = 391,123,164.46

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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.