Home / 703,766,907.20-1,056,154,245.60-295,116,334.40

Finding the Fourth Proportional to 703,766,907.20, 1,056,154,245.60 and 295,116,334.40

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Solution

The fourth proportional to 703,766,907.20, 1,056,154,245.60 and 295,116,334.40 is: 442,885,799.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,766,907.20 : 1,056,154,245.60 = 295,116,334.40 : x
  2. Step 2: Convert to fraction form
    703,766,907.20/1,056,154,245.60 = 295,116,334.40/x
  3. Step 3: Cross multiply
    703,766,907.20x = 1,056,154,245.60 × 295,116,334.40
  4. Step 4: Simplify right side
    703,766,907.20x = 311,688,369,522,469,312
  5. Step 5: Solve for x
    x = 311,688,369,522,469,312/703,766,907.20
  6. Step 6: Final answer
    x = 442,885,799.74

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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.