Home / 293,417,248.20-440,125,872.30-207,323,806.20

Finding the Fourth Proportional to 293,417,248.20, 440,125,872.30 and 207,323,806.20

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Solution

The fourth proportional to 293,417,248.20, 440,125,872.30 and 207,323,806.20 is: 310,985,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,417,248.20 : 440,125,872.30 = 207,323,806.20 : x
  2. Step 2: Convert to fraction form
    293,417,248.20/440,125,872.30 = 207,323,806.20/x
  3. Step 3: Cross multiply
    293,417,248.20x = 440,125,872.30 × 207,323,806.20
  4. Step 4: Simplify right side
    293,417,248.20x = 91,248,571,052,331,152
  5. Step 5: Solve for x
    x = 91,248,571,052,331,152/293,417,248.20
  6. Step 6: Final answer
    x = 310,985,709.30

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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.