Home / 3,587,662,353.80-5,381,493,530.70-1,406,628,489.80

Finding the Fourth Proportional to 3,587,662,353.80, 5,381,493,530.70 and 1,406,628,489.80

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Solution

The fourth proportional to 3,587,662,353.80, 5,381,493,530.70 and 1,406,628,489.80 is: 2,109,942,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,662,353.80 : 5,381,493,530.70 = 1,406,628,489.80 : x
  2. Step 2: Convert to fraction form
    3,587,662,353.80/5,381,493,530.70 = 1,406,628,489.80/x
  3. Step 3: Cross multiply
    3,587,662,353.80x = 5,381,493,530.70 × 1,406,628,489.80
  4. Step 4: Simplify right side
    3,587,662,353.80x = 7,569,762,117,957,010,432
  5. Step 5: Solve for x
    x = 7,569,762,117,957,010,432/3,587,662,353.80
  6. Step 6: Final answer
    x = 2,109,942,734.70

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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.