Home / 965,088,015.20-1,447,632,022.80-692,990,223.20

Finding the Fourth Proportional to 965,088,015.20, 1,447,632,022.80 and 692,990,223.20

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Solution

The fourth proportional to 965,088,015.20, 1,447,632,022.80 and 692,990,223.20 is: 1,039,485,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,088,015.20 : 1,447,632,022.80 = 692,990,223.20 : x
  2. Step 2: Convert to fraction form
    965,088,015.20/1,447,632,022.80 = 692,990,223.20/x
  3. Step 3: Cross multiply
    965,088,015.20x = 1,447,632,022.80 × 692,990,223.20
  4. Step 4: Simplify right side
    965,088,015.20x = 1,003,194,838,591,639,552
  5. Step 5: Solve for x
    x = 1,003,194,838,591,639,552/965,088,015.20
  6. Step 6: Final answer
    x = 1,039,485,334.80

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Half scale
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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.