Home / 12,940,564,692.21-17,856,618,258.98-7,514,039,553.09

Finding the Fourth Proportional to 12,940,564,692.21, 17,856,618,258.98 and 7,514,039,553.09

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Solution

The fourth proportional to 12,940,564,692.21, 17,856,618,258.98 and 7,514,039,553.09 is: 10,368,584,298.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,940,564,692.21 : 17,856,618,258.98 = 7,514,039,553.09 : x
  2. Step 2: Convert to fraction form
    12,940,564,692.21/17,856,618,258.98 = 7,514,039,553.09/x
  3. Step 3: Cross multiply
    12,940,564,692.21x = 17,856,618,258.98 × 7,514,039,553.09
  4. Step 4: Simplify right side
    12,940,564,692.21x = 134,175,335,882,361,290,752
  5. Step 5: Solve for x
    x = 134,175,335,882,361,290,752/12,940,564,692.21
  6. Step 6: Final answer
    x = 10,368,584,298.58

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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.