Home / 13,262,418,231.20-19,893,627,346.80-6,288,849,429.20

Finding the Fourth Proportional to 13,262,418,231.20, 19,893,627,346.80 and 6,288,849,429.20

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Solution

The fourth proportional to 13,262,418,231.20, 19,893,627,346.80 and 6,288,849,429.20 is: 9,433,274,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,418,231.20 : 19,893,627,346.80 = 6,288,849,429.20 : x
  2. Step 2: Convert to fraction form
    13,262,418,231.20/19,893,627,346.80 = 6,288,849,429.20/x
  3. Step 3: Cross multiply
    13,262,418,231.20x = 19,893,627,346.80 × 6,288,849,429.20
  4. Step 4: Simplify right side
    13,262,418,231.20x = 125,108,026,984,640,675,840
  5. Step 5: Solve for x
    x = 125,108,026,984,640,675,840/13,262,418,231.20
  6. Step 6: Final answer
    x = 9,433,274,143.80

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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.