Home / 168,530,880.60-252,796,320.90-47,362,332.60

Finding the Fourth Proportional to 168,530,880.60, 252,796,320.90 and 47,362,332.60

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Solution

The fourth proportional to 168,530,880.60, 252,796,320.90 and 47,362,332.60 is: 71,043,498.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,530,880.60 : 252,796,320.90 = 47,362,332.60 : x
  2. Step 2: Convert to fraction form
    168,530,880.60/252,796,320.90 = 47,362,332.60/x
  3. Step 3: Cross multiply
    168,530,880.60x = 252,796,320.90 × 47,362,332.60
  4. Step 4: Simplify right side
    168,530,880.60x = 11,973,023,430,522,132
  5. Step 5: Solve for x
    x = 11,973,023,430,522,132/168,530,880.60
  6. Step 6: Final answer
    x = 71,043,498.90

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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.