Home / 339,682,424.40-508,767,809.40-279,216,248.40

Finding the Fourth Proportional to 339,682,424.40, 508,767,809.40 and 279,216,248.40

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Solution

The fourth proportional to 339,682,424.40, 508,767,809.40 and 279,216,248.40 is: 418,203,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,682,424.40 : 508,767,809.40 = 279,216,248.40 : x
  2. Step 2: Convert to fraction form
    339,682,424.40/508,767,809.40 = 279,216,248.40/x
  3. Step 3: Cross multiply
    339,682,424.40x = 508,767,809.40 × 279,216,248.40
  4. Step 4: Simplify right side
    339,682,424.40x = 142,056,239,047,354,240
  5. Step 5: Solve for x
    x = 142,056,239,047,354,240/339,682,424.40
  6. Step 6: Final answer
    x = 418,203,088.66

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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.