Home / 300,443,826.24-450,612,467.28-136,643,215.68

Finding the Fourth Proportional to 300,443,826.24, 450,612,467.28 and 136,643,215.68

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Solution

The fourth proportional to 300,443,826.24, 450,612,467.28 and 136,643,215.68 is: 204,940,595.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,443,826.24 : 450,612,467.28 = 136,643,215.68 : x
  2. Step 2: Convert to fraction form
    300,443,826.24/450,612,467.28 = 136,643,215.68/x
  3. Step 3: Cross multiply
    300,443,826.24x = 450,612,467.28 × 136,643,215.68
  4. Step 4: Simplify right side
    300,443,826.24x = 61,573,136,554,637,984
  5. Step 5: Solve for x
    x = 61,573,136,554,637,984/300,443,826.24
  6. Step 6: Final answer
    x = 204,940,595.14

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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.