Home / 20,164,320,280.20-30,246,480,420.30-20,164,320,280.20

Finding the Fourth Proportional to 20,164,320,280.20, 30,246,480,420.30 and 20,164,320,280.20

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Solution

The fourth proportional to 20,164,320,280.20, 30,246,480,420.30 and 20,164,320,280.20 is: 30,246,480,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,164,320,280.20 : 30,246,480,420.30 = 20,164,320,280.20 : x
  2. Step 2: Convert to fraction form
    20,164,320,280.20/30,246,480,420.30 = 20,164,320,280.20/x
  3. Step 3: Cross multiply
    20,164,320,280.20x = 30,246,480,420.30 × 20,164,320,280.20
  4. Step 4: Simplify right side
    20,164,320,280.20x = 609,899,718,543,727,525,888
  5. Step 5: Solve for x
    x = 609,899,718,543,727,525,888/20,164,320,280.20
  6. Step 6: Final answer
    x = 30,246,480,420.30

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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.