Home / 195,486,579.40-293,395,206.30-80,553,605.80

Finding the Fourth Proportional to 195,486,579.40, 293,395,206.30 and 80,553,605.80

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Solution

The fourth proportional to 195,486,579.40, 293,395,206.30 and 80,553,605.80 is: 120,898,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,486,579.40 : 293,395,206.30 = 80,553,605.80 : x
  2. Step 2: Convert to fraction form
    195,486,579.40/293,395,206.30 = 80,553,605.80/x
  3. Step 3: Cross multiply
    195,486,579.40x = 293,395,206.30 × 80,553,605.80
  4. Step 4: Simplify right side
    195,486,579.40x = 23,634,041,791,899,876
  5. Step 5: Solve for x
    x = 23,634,041,791,899,876/195,486,579.40
  6. Step 6: Final answer
    x = 120,898,538.74

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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.