Home / 8,448,916,445.40-12,673,374,668.10-7,722,725,136.60

Finding the Fourth Proportional to 8,448,916,445.40, 12,673,374,668.10 and 7,722,725,136.60

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Solution

The fourth proportional to 8,448,916,445.40, 12,673,374,668.10 and 7,722,725,136.60 is: 11,584,087,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,916,445.40 : 12,673,374,668.10 = 7,722,725,136.60 : x
  2. Step 2: Convert to fraction form
    8,448,916,445.40/12,673,374,668.10 = 7,722,725,136.60/x
  3. Step 3: Cross multiply
    8,448,916,445.40x = 12,673,374,668.10 × 7,722,725,136.60
  4. Step 4: Simplify right side
    8,448,916,445.40x = 97,872,989,114,885,554,176
  5. Step 5: Solve for x
    x = 97,872,989,114,885,554,176/8,448,916,445.40
  6. Step 6: Final answer
    x = 11,584,087,704.90

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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.