Home / 3,593,378,761.60-5,390,068,142.40-870,161,353.60

Finding the Fourth Proportional to 3,593,378,761.60, 5,390,068,142.40 and 870,161,353.60

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Solution

The fourth proportional to 3,593,378,761.60, 5,390,068,142.40 and 870,161,353.60 is: 1,305,242,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593,378,761.60 : 5,390,068,142.40 = 870,161,353.60 : x
  2. Step 2: Convert to fraction form
    3,593,378,761.60/5,390,068,142.40 = 870,161,353.60/x
  3. Step 3: Cross multiply
    3,593,378,761.60x = 5,390,068,142.40 × 870,161,353.60
  4. Step 4: Simplify right side
    3,593,378,761.60x = 4,690,228,990,787,021,824
  5. Step 5: Solve for x
    x = 4,690,228,990,787,021,824/3,593,378,761.60
  6. Step 6: Final answer
    x = 1,305,242,030.40

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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.