Home / 19,399,761,764.20-29,099,642,646.30-17,440,657,661.80

Finding the Fourth Proportional to 19,399,761,764.20, 29,099,642,646.30 and 17,440,657,661.80

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Solution

The fourth proportional to 19,399,761,764.20, 29,099,642,646.30 and 17,440,657,661.80 is: 26,160,986,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,399,761,764.20 : 29,099,642,646.30 = 17,440,657,661.80 : x
  2. Step 2: Convert to fraction form
    19,399,761,764.20/29,099,642,646.30 = 17,440,657,661.80/x
  3. Step 3: Cross multiply
    19,399,761,764.20x = 29,099,642,646.30 × 17,440,657,661.80
  4. Step 4: Simplify right side
    19,399,761,764.20x = 507,516,905,474,834,104,320
  5. Step 5: Solve for x
    x = 507,516,905,474,834,104,320/19,399,761,764.20
  6. Step 6: Final answer
    x = 26,160,986,492.70

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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.