Home / 451,962,136.80-677,943,205.20-149,382,424.80

Finding the Fourth Proportional to 451,962,136.80, 677,943,205.20 and 149,382,424.80

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Solution

The fourth proportional to 451,962,136.80, 677,943,205.20 and 149,382,424.80 is: 224,073,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,962,136.80 : 677,943,205.20 = 149,382,424.80 : x
  2. Step 2: Convert to fraction form
    451,962,136.80/677,943,205.20 = 149,382,424.80/x
  3. Step 3: Cross multiply
    451,962,136.80x = 677,943,205.20 × 149,382,424.80
  4. Step 4: Simplify right side
    451,962,136.80x = 101,272,799,869,459,984
  5. Step 5: Solve for x
    x = 101,272,799,869,459,984/451,962,136.80
  6. Step 6: Final answer
    x = 224,073,637.20

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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.