Home / 63,620,348,423.20-95,430,522,634.80-28,210,115,728.60

Finding the Fourth Proportional to 63,620,348,423.20, 95,430,522,634.80 and 28,210,115,728.60

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Solution

The fourth proportional to 63,620,348,423.20, 95,430,522,634.80 and 28,210,115,728.60 is: 42,315,173,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,620,348,423.20 : 95,430,522,634.80 = 28,210,115,728.60 : x
  2. Step 2: Convert to fraction form
    63,620,348,423.20/95,430,522,634.80 = 28,210,115,728.60/x
  3. Step 3: Cross multiply
    63,620,348,423.20x = 95,430,522,634.80 × 28,210,115,728.60
  4. Step 4: Simplify right side
    63,620,348,423.20x = 2,692,106,087,568,489,578,496
  5. Step 5: Solve for x
    x = 2,692,106,087,568,489,578,496/63,620,348,423.20
  6. Step 6: Final answer
    x = 42,315,173,592.90

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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.