Home / 703,177,697.87-1,054,765,992.71-211,890,973.31

Finding the Fourth Proportional to 703,177,697.87, 1,054,765,992.71 and 211,890,973.31

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Solution

The fourth proportional to 703,177,697.87, 1,054,765,992.71 and 211,890,973.31 is: 317,836,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,177,697.87 : 1,054,765,992.71 = 211,890,973.31 : x
  2. Step 2: Convert to fraction form
    703,177,697.87/1,054,765,992.71 = 211,890,973.31/x
  3. Step 3: Cross multiply
    703,177,697.87x = 1,054,765,992.71 × 211,890,973.31
  4. Step 4: Simplify right side
    703,177,697.87x = 223,495,392,813,573,280
  5. Step 5: Solve for x
    x = 223,495,392,813,573,280/703,177,697.87
  6. Step 6: Final answer
    x = 317,836,293.00

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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.