Home / 3,483,761,855.40-5,225,642,783.10-3,139,776,498.60

Finding the Fourth Proportional to 3,483,761,855.40, 5,225,642,783.10 and 3,139,776,498.60

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Solution

The fourth proportional to 3,483,761,855.40, 5,225,642,783.10 and 3,139,776,498.60 is: 4,709,664,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483,761,855.40 : 5,225,642,783.10 = 3,139,776,498.60 : x
  2. Step 2: Convert to fraction form
    3,483,761,855.40/5,225,642,783.10 = 3,139,776,498.60/x
  3. Step 3: Cross multiply
    3,483,761,855.40x = 5,225,642,783.10 × 3,139,776,498.60
  4. Step 4: Simplify right side
    3,483,761,855.40x = 16,407,350,400,456,077,312
  5. Step 5: Solve for x
    x = 16,407,350,400,456,077,312/3,483,761,855.40
  6. Step 6: Final answer
    x = 4,709,664,747.90

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Double scale
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Similar ratio
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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.