Home / 150,794,362.64-208,113,070.74-91,288,445.64

Finding the Fourth Proportional to 150,794,362.64, 208,113,070.74 and 91,288,445.64

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Solution

The fourth proportional to 150,794,362.64, 208,113,070.74 and 91,288,445.64 is: 125,988,255.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,794,362.64 : 208,113,070.74 = 91,288,445.64 : x
  2. Step 2: Convert to fraction form
    150,794,362.64/208,113,070.74 = 91,288,445.64/x
  3. Step 3: Cross multiply
    150,794,362.64x = 208,113,070.74 × 91,288,445.64
  4. Step 4: Simplify right side
    150,794,362.64x = 18,998,318,745,221,964
  5. Step 5: Solve for x
    x = 18,998,318,745,221,964/150,794,362.64
  6. Step 6: Final answer
    x = 125,988,255.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.