Home / 469,664,812.80-704,497,219.20-124,617,772.80

Finding the Fourth Proportional to 469,664,812.80, 704,497,219.20 and 124,617,772.80

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Solution

The fourth proportional to 469,664,812.80, 704,497,219.20 and 124,617,772.80 is: 186,926,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,664,812.80 : 704,497,219.20 = 124,617,772.80 : x
  2. Step 2: Convert to fraction form
    469,664,812.80/704,497,219.20 = 124,617,772.80/x
  3. Step 3: Cross multiply
    469,664,812.80x = 704,497,219.20 × 124,617,772.80
  4. Step 4: Simplify right side
    469,664,812.80x = 87,792,874,400,497,408
  5. Step 5: Solve for x
    x = 87,792,874,400,497,408/469,664,812.80
  6. Step 6: Final answer
    x = 186,926,659.20

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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.