Home / 615,229,529,935.30-922,109,630,864.55-257,080,811,215.30

Finding the Fourth Proportional to 615,229,529,935.30, 922,109,630,864.55 and 257,080,811,215.30

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Solution

The fourth proportional to 615,229,529,935.30, 922,109,630,864.55 and 257,080,811,215.30 is: 385,314,228,913.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,229,529,935.30 : 922,109,630,864.55 = 257,080,811,215.30 : x
  2. Step 2: Convert to fraction form
    615,229,529,935.30/922,109,630,864.55 = 257,080,811,215.30/x
  3. Step 3: Cross multiply
    615,229,529,935.30x = 922,109,630,864.55 × 257,080,811,215.30
  4. Step 4: Simplify right side
    615,229,529,935.30x = 237,056,691,932,099,342,499,840
  5. Step 5: Solve for x
    x = 237,056,691,932,099,342,499,840/615,229,529,935.30
  6. Step 6: Final answer
    x = 385,314,228,913.93

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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.