Home / 695,751,825.60-960,080,446.08-409,597,931.88

Finding the Fourth Proportional to 695,751,825.60, 960,080,446.08 and 409,597,931.88

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Solution

The fourth proportional to 695,751,825.60, 960,080,446.08 and 409,597,931.88 is: 565,211,546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,751,825.60 : 960,080,446.08 = 409,597,931.88 : x
  2. Step 2: Convert to fraction form
    695,751,825.60/960,080,446.08 = 409,597,931.88/x
  3. Step 3: Cross multiply
    695,751,825.60x = 960,080,446.08 × 409,597,931.88
  4. Step 4: Simplify right side
    695,751,825.60x = 393,246,965,152,795,840
  5. Step 5: Solve for x
    x = 393,246,965,152,795,840/695,751,825.60
  6. Step 6: Final answer
    x = 565,211,546.25

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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.