Home / 35,156,656,473.71-48,520,345,170.98-20,883,540,489.26

Finding the Fourth Proportional to 35,156,656,473.71, 48,520,345,170.98 and 20,883,540,489.26

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Solution

The fourth proportional to 35,156,656,473.71, 48,520,345,170.98 and 20,883,540,489.26 is: 28,821,756,519.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,156,656,473.71 : 48,520,345,170.98 = 20,883,540,489.26 : x
  2. Step 2: Convert to fraction form
    35,156,656,473.71/48,520,345,170.98 = 20,883,540,489.26/x
  3. Step 3: Cross multiply
    35,156,656,473.71x = 48,520,345,170.98 × 20,883,540,489.26
  4. Step 4: Simplify right side
    35,156,656,473.71x = 1,013,276,592,931,031,744,512
  5. Step 5: Solve for x
    x = 1,013,276,592,931,031,744,512/35,156,656,473.71
  6. Step 6: Final answer
    x = 28,821,756,519.67

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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.