Home / 40,321,152,128.80-60,481,728,193.20-26,389,745,178.40

Finding the Fourth Proportional to 40,321,152,128.80, 60,481,728,193.20 and 26,389,745,178.40

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Solution

The fourth proportional to 40,321,152,128.80, 60,481,728,193.20 and 26,389,745,178.40 is: 39,584,617,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321,152,128.80 : 60,481,728,193.20 = 26,389,745,178.40 : x
  2. Step 2: Convert to fraction form
    40,321,152,128.80/60,481,728,193.20 = 26,389,745,178.40/x
  3. Step 3: Cross multiply
    40,321,152,128.80x = 60,481,728,193.20 × 26,389,745,178.40
  4. Step 4: Simplify right side
    40,321,152,128.80x = 1,596,097,394,967,799,136,256
  5. Step 5: Solve for x
    x = 1,596,097,394,967,799,136,256/40,321,152,128.80
  6. Step 6: Final answer
    x = 39,584,617,767.60

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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.