Home / 3,769,173,121.20-5,653,759,681.80-3,442,655,770.80

Finding the Fourth Proportional to 3,769,173,121.20, 5,653,759,681.80 and 3,442,655,770.80

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Solution

The fourth proportional to 3,769,173,121.20, 5,653,759,681.80 and 3,442,655,770.80 is: 5,163,983,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769,173,121.20 : 5,653,759,681.80 = 3,442,655,770.80 : x
  2. Step 2: Convert to fraction form
    3,769,173,121.20/5,653,759,681.80 = 3,442,655,770.80/x
  3. Step 3: Cross multiply
    3,769,173,121.20x = 5,653,759,681.80 × 3,442,655,770.80
  4. Step 4: Simplify right side
    3,769,173,121.20x = 19,463,948,395,265,142,784
  5. Step 5: Solve for x
    x = 19,463,948,395,265,142,784/3,769,173,121.20
  6. Step 6: Final answer
    x = 5,163,983,656.20

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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.