Home / 13,910,767,709.76-19,148,394,346.98-12,123,548,566.44

Finding the Fourth Proportional to 13,910,767,709.76, 19,148,394,346.98 and 12,123,548,566.44

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Solution

The fourth proportional to 13,910,767,709.76, 19,148,394,346.98 and 12,123,548,566.44 is: 16,688,258,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910,767,709.76 : 19,148,394,346.98 = 12,123,548,566.44 : x
  2. Step 2: Convert to fraction form
    13,910,767,709.76/19,148,394,346.98 = 12,123,548,566.44/x
  3. Step 3: Cross multiply
    13,910,767,709.76x = 19,148,394,346.98 × 12,123,548,566.44
  4. Step 4: Simplify right side
    13,910,767,709.76x = 232,146,488,834,957,180,928
  5. Step 5: Solve for x
    x = 232,146,488,834,957,180,928/13,910,767,709.76
  6. Step 6: Final answer
    x = 16,688,258,597.84

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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.