Home / 29,113,344,658.60-43,670,016,987.90-19,309,761,989.80

Finding the Fourth Proportional to 29,113,344,658.60, 43,670,016,987.90 and 19,309,761,989.80

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Solution

The fourth proportional to 29,113,344,658.60, 43,670,016,987.90 and 19,309,761,989.80 is: 28,964,642,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113,344,658.60 : 43,670,016,987.90 = 19,309,761,989.80 : x
  2. Step 2: Convert to fraction form
    29,113,344,658.60/43,670,016,987.90 = 19,309,761,989.80/x
  3. Step 3: Cross multiply
    29,113,344,658.60x = 43,670,016,987.90 × 19,309,761,989.80
  4. Step 4: Simplify right side
    29,113,344,658.60x = 843,257,634,126,871,658,496
  5. Step 5: Solve for x
    x = 843,257,634,126,871,658,496/29,113,344,658.60
  6. Step 6: Final answer
    x = 28,964,642,984.70

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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.