Home / 246,780,009.98-340,357,840.49-216,946,872.34

Finding the Fourth Proportional to 246,780,009.98, 340,357,840.49 and 216,946,872.34

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Solution

The fourth proportional to 246,780,009.98, 340,357,840.49 and 216,946,872.34 is: 299,212,115.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,780,009.98 : 340,357,840.49 = 216,946,872.34 : x
  2. Step 2: Convert to fraction form
    246,780,009.98/340,357,840.49 = 216,946,872.34/x
  3. Step 3: Cross multiply
    246,780,009.98x = 340,357,840.49 × 216,946,872.34
  4. Step 4: Simplify right side
    246,780,009.98x = 73,839,568,970,702,112
  5. Step 5: Solve for x
    x = 73,839,568,970,702,112/246,780,009.98
  6. Step 6: Final answer
    x = 299,212,115.99

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1.5x scale

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.