Home / 37,989,108,002.20-56,983,662,003.30-18,398,066,978.20

Finding the Fourth Proportional to 37,989,108,002.20, 56,983,662,003.30 and 18,398,066,978.20

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Solution

The fourth proportional to 37,989,108,002.20, 56,983,662,003.30 and 18,398,066,978.20 is: 27,597,100,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989,108,002.20 : 56,983,662,003.30 = 18,398,066,978.20 : x
  2. Step 2: Convert to fraction form
    37,989,108,002.20/56,983,662,003.30 = 18,398,066,978.20/x
  3. Step 3: Cross multiply
    37,989,108,002.20x = 56,983,662,003.30 × 18,398,066,978.20
  4. Step 4: Simplify right side
    37,989,108,002.20x = 1,048,389,230,199,823,925,248
  5. Step 5: Solve for x
    x = 1,048,389,230,199,823,925,248/37,989,108,002.20
  6. Step 6: Final answer
    x = 27,597,100,467.30

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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.