Home / 13,906,617,640.80-20,859,926,461.20-10,641,444,136.80

Finding the Fourth Proportional to 13,906,617,640.80, 20,859,926,461.20 and 10,641,444,136.80

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Solution

The fourth proportional to 13,906,617,640.80, 20,859,926,461.20 and 10,641,444,136.80 is: 15,962,166,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906,617,640.80 : 20,859,926,461.20 = 10,641,444,136.80 : x
  2. Step 2: Convert to fraction form
    13,906,617,640.80/20,859,926,461.20 = 10,641,444,136.80/x
  3. Step 3: Cross multiply
    13,906,617,640.80x = 20,859,926,461.20 × 10,641,444,136.80
  4. Step 4: Simplify right side
    13,906,617,640.80x = 221,979,742,134,615,900,160
  5. Step 5: Solve for x
    x = 221,979,742,134,615,900,160/13,906,617,640.80
  6. Step 6: Final answer
    x = 15,962,166,205.20

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1.5x scale

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.