Home / 13,234,315,063.90-19,851,472,595.85-11,787,945,238.30

Finding the Fourth Proportional to 13,234,315,063.90, 19,851,472,595.85 and 11,787,945,238.30

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Solution

The fourth proportional to 13,234,315,063.90, 19,851,472,595.85 and 11,787,945,238.30 is: 17,681,917,857.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,315,063.90 : 19,851,472,595.85 = 11,787,945,238.30 : x
  2. Step 2: Convert to fraction form
    13,234,315,063.90/19,851,472,595.85 = 11,787,945,238.30/x
  3. Step 3: Cross multiply
    13,234,315,063.90x = 19,851,472,595.85 × 11,787,945,238.30
  4. Step 4: Simplify right side
    13,234,315,063.90x = 234,008,071,859,492,913,152
  5. Step 5: Solve for x
    x = 234,008,071,859,492,913,152/13,234,315,063.90
  6. Step 6: Final answer
    x = 17,681,917,857.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.