Home / 35,156,656,469.21-48,520,345,164.77-20,883,540,484.76

Finding the Fourth Proportional to 35,156,656,469.21, 48,520,345,164.77 and 20,883,540,484.76

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Solution

The fourth proportional to 35,156,656,469.21, 48,520,345,164.77 and 20,883,540,484.76 is: 28,821,756,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,156,656,469.21 : 48,520,345,164.77 = 20,883,540,484.76 : x
  2. Step 2: Convert to fraction form
    35,156,656,469.21/48,520,345,164.77 = 20,883,540,484.76/x
  3. Step 3: Cross multiply
    35,156,656,469.21x = 48,520,345,164.77 × 20,883,540,484.76
  4. Step 4: Simplify right side
    35,156,656,469.21x = 1,013,276,592,582,996,131,840
  5. Step 5: Solve for x
    x = 1,013,276,592,582,996,131,840/35,156,656,469.21
  6. Step 6: Final answer
    x = 28,821,756,513.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.