Home / 15,565,767,773.80-23,348,651,660.70-7,171,657,178.80

Finding the Fourth Proportional to 15,565,767,773.80, 23,348,651,660.70 and 7,171,657,178.80

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Solution

The fourth proportional to 15,565,767,773.80, 23,348,651,660.70 and 7,171,657,178.80 is: 10,757,485,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,767,773.80 : 23,348,651,660.70 = 7,171,657,178.80 : x
  2. Step 2: Convert to fraction form
    15,565,767,773.80/23,348,651,660.70 = 7,171,657,178.80/x
  3. Step 3: Cross multiply
    15,565,767,773.80x = 23,348,651,660.70 × 7,171,657,178.80
  4. Step 4: Simplify right side
    15,565,767,773.80x = 167,448,525,297,759,715,328
  5. Step 5: Solve for x
    x = 167,448,525,297,759,715,328/15,565,767,773.80
  6. Step 6: Final answer
    x = 10,757,485,768.20

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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.