Home / 39,278,692,081.60-58,918,038,122.40-11,330,847,620.80

Finding the Fourth Proportional to 39,278,692,081.60, 58,918,038,122.40 and 11,330,847,620.80

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Solution

The fourth proportional to 39,278,692,081.60, 58,918,038,122.40 and 11,330,847,620.80 is: 16,996,271,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278,692,081.60 : 58,918,038,122.40 = 11,330,847,620.80 : x
  2. Step 2: Convert to fraction form
    39,278,692,081.60/58,918,038,122.40 = 11,330,847,620.80/x
  3. Step 3: Cross multiply
    39,278,692,081.60x = 58,918,038,122.40 × 11,330,847,620.80
  4. Step 4: Simplify right side
    39,278,692,081.60x = 667,591,312,081,399,709,696
  5. Step 5: Solve for x
    x = 667,591,312,081,399,709,696/39,278,692,081.60
  6. Step 6: Final answer
    x = 16,996,271,431.20

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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.