Home / 2,939,652,129.60-4,409,478,194.40-2,919,244,795.20

Finding the Fourth Proportional to 2,939,652,129.60, 4,409,478,194.40 and 2,919,244,795.20

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Solution

The fourth proportional to 2,939,652,129.60, 4,409,478,194.40 and 2,919,244,795.20 is: 4,378,867,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,652,129.60 : 4,409,478,194.40 = 2,919,244,795.20 : x
  2. Step 2: Convert to fraction form
    2,939,652,129.60/4,409,478,194.40 = 2,919,244,795.20/x
  3. Step 3: Cross multiply
    2,939,652,129.60x = 4,409,478,194.40 × 2,919,244,795.20
  4. Step 4: Simplify right side
    2,939,652,129.60x = 12,872,346,268,550,092,800
  5. Step 5: Solve for x
    x = 12,872,346,268,550,092,800/2,939,652,129.60
  6. Step 6: Final answer
    x = 4,378,867,192.80

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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.