Home / 476,094,136.80-714,141,205.20-131,101,010.40

Finding the Fourth Proportional to 476,094,136.80, 714,141,205.20 and 131,101,010.40

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Solution

The fourth proportional to 476,094,136.80, 714,141,205.20 and 131,101,010.40 is: 196,651,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,094,136.80 : 714,141,205.20 = 131,101,010.40 : x
  2. Step 2: Convert to fraction form
    476,094,136.80/714,141,205.20 = 131,101,010.40/x
  3. Step 3: Cross multiply
    476,094,136.80x = 714,141,205.20 × 131,101,010.40
  4. Step 4: Simplify right side
    476,094,136.80x = 93,624,633,569,993,744
  5. Step 5: Solve for x
    x = 93,624,633,569,993,744/476,094,136.80
  6. Step 6: Final answer
    x = 196,651,515.60

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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.