Home / 3,769,173,123.20-5,653,759,684.80-3,442,655,772.80

Finding the Fourth Proportional to 3,769,173,123.20, 5,653,759,684.80 and 3,442,655,772.80

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Solution

The fourth proportional to 3,769,173,123.20, 5,653,759,684.80 and 3,442,655,772.80 is: 5,163,983,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769,173,123.20 : 5,653,759,684.80 = 3,442,655,772.80 : x
  2. Step 2: Convert to fraction form
    3,769,173,123.20/5,653,759,684.80 = 3,442,655,772.80/x
  3. Step 3: Cross multiply
    3,769,173,123.20x = 5,653,759,684.80 × 3,442,655,772.80
  4. Step 4: Simplify right side
    3,769,173,123.20x = 19,463,948,416,900,628,480
  5. Step 5: Solve for x
    x = 19,463,948,416,900,628,480/3,769,173,123.20
  6. Step 6: Final answer
    x = 5,163,983,659.20

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Double scale
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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.