Home / 293,257,491.40-440,356,253.10-233,172,857.80

Finding the Fourth Proportional to 293,257,491.40, 440,356,253.10 and 233,172,857.80

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Solution

The fourth proportional to 293,257,491.40, 440,356,253.10 and 233,172,857.80 is: 350,133,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,257,491.40 : 440,356,253.10 = 233,172,857.80 : x
  2. Step 2: Convert to fraction form
    293,257,491.40/440,356,253.10 = 233,172,857.80/x
  3. Step 3: Cross multiply
    293,257,491.40x = 440,356,253.10 × 233,172,857.80
  4. Step 4: Simplify right side
    293,257,491.40x = 102,679,125,985,427,120
  5. Step 5: Solve for x
    x = 102,679,125,985,427,120/293,257,491.40
  6. Step 6: Final answer
    x = 350,133,002.55

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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.