Home / 615,229,529,927.80-922,109,630,853.30-257,080,811,207.80

Finding the Fourth Proportional to 615,229,529,927.80, 922,109,630,853.30 and 257,080,811,207.80

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Solution

The fourth proportional to 615,229,529,927.80, 922,109,630,853.30 and 257,080,811,207.80 is: 385,314,228,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,229,529,927.80 : 922,109,630,853.30 = 257,080,811,207.80 : x
  2. Step 2: Convert to fraction form
    615,229,529,927.80/922,109,630,853.30 = 257,080,811,207.80/x
  3. Step 3: Cross multiply
    615,229,529,927.80x = 922,109,630,853.30 × 257,080,811,207.80
  4. Step 4: Simplify right side
    615,229,529,927.80x = 237,056,691,922,291,382,026,240
  5. Step 5: Solve for x
    x = 237,056,691,922,291,382,026,240/615,229,529,927.80
  6. Step 6: Final answer
    x = 385,314,228,902.69

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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.