Home / 10,651,143,212.70-15,976,714,819.05-4,444,762,638.30

Finding the Fourth Proportional to 10,651,143,212.70, 15,976,714,819.05 and 4,444,762,638.30

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Solution

The fourth proportional to 10,651,143,212.70, 15,976,714,819.05 and 4,444,762,638.30 is: 6,667,143,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,143,212.70 : 15,976,714,819.05 = 4,444,762,638.30 : x
  2. Step 2: Convert to fraction form
    10,651,143,212.70/15,976,714,819.05 = 4,444,762,638.30/x
  3. Step 3: Cross multiply
    10,651,143,212.70x = 15,976,714,819.05 × 4,444,762,638.30
  4. Step 4: Simplify right side
    10,651,143,212.70x = 71,012,705,110,487,384,064
  5. Step 5: Solve for x
    x = 71,012,705,110,487,384,064/10,651,143,212.70
  6. Step 6: Final answer
    x = 6,667,143,957.45

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Double scale
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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.