Home / 12,676,609,991.40-19,014,914,987.10-6,134,169,748.20

Finding the Fourth Proportional to 12,676,609,991.40, 19,014,914,987.10 and 6,134,169,748.20

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Solution

The fourth proportional to 12,676,609,991.40, 19,014,914,987.10 and 6,134,169,748.20 is: 9,201,254,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,676,609,991.40 : 19,014,914,987.10 = 6,134,169,748.20 : x
  2. Step 2: Convert to fraction form
    12,676,609,991.40/19,014,914,987.10 = 6,134,169,748.20/x
  3. Step 3: Cross multiply
    12,676,609,991.40x = 19,014,914,987.10 × 6,134,169,748.20
  4. Step 4: Simplify right side
    12,676,609,991.40x = 116,640,716,278,463,594,496
  5. Step 5: Solve for x
    x = 116,640,716,278,463,594,496/12,676,609,991.40
  6. Step 6: Final answer
    x = 9,201,254,622.30

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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.