Home / 242,319,783.30-363,481,748.55-80,761,719.30

Finding the Fourth Proportional to 242,319,783.30, 363,481,748.55 and 80,761,719.30

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Solution

The fourth proportional to 242,319,783.30, 363,481,748.55 and 80,761,719.30 is: 121,143,270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,319,783.30 : 363,481,748.55 = 80,761,719.30 : x
  2. Step 2: Convert to fraction form
    242,319,783.30/363,481,748.55 = 80,761,719.30/x
  3. Step 3: Cross multiply
    242,319,783.30x = 363,481,748.55 × 80,761,719.30
  4. Step 4: Simplify right side
    242,319,783.30x = 29,355,410,947,068,280
  5. Step 5: Solve for x
    x = 29,355,410,947,068,280/242,319,783.30
  6. Step 6: Final answer
    x = 121,143,270.05

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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.