Home / 56,669,197,751-78,203,522,584.07-30,948,829,780.76

Finding the Fourth Proportional to 56,669,197,751, 78,203,522,584.07 and 30,948,829,780.76

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Solution

The fourth proportional to 56,669,197,751, 78,203,522,584.07 and 30,948,829,780.76 is: 42,709,401,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,669,197,751 : 78,203,522,584.07 = 30,948,829,780.76 : x
  2. Step 2: Convert to fraction form
    56,669,197,751/78,203,522,584.07 = 30,948,829,780.76/x
  3. Step 3: Cross multiply
    56,669,197,751x = 78,203,522,584.07 × 30,948,829,780.76
  4. Step 4: Simplify right side
    56,669,197,751x = 2,420,307,508,710,203,195,392
  5. Step 5: Solve for x
    x = 2,420,307,508,710,203,195,392/56,669,197,751
  6. Step 6: Final answer
    x = 42,709,401,310.83

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Double scale
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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.