Home / 1,453,703,991.40-2,180,555,987.10-873,228,701.80

Finding the Fourth Proportional to 1,453,703,991.40, 2,180,555,987.10 and 873,228,701.80

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Solution

The fourth proportional to 1,453,703,991.40, 2,180,555,987.10 and 873,228,701.80 is: 1,309,843,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,703,991.40 : 2,180,555,987.10 = 873,228,701.80 : x
  2. Step 2: Convert to fraction form
    1,453,703,991.40/2,180,555,987.10 = 873,228,701.80/x
  3. Step 3: Cross multiply
    1,453,703,991.40x = 2,180,555,987.10 × 873,228,701.80
  4. Step 4: Simplify right side
    1,453,703,991.40x = 1,904,124,073,817,550,336
  5. Step 5: Solve for x
    x = 1,904,124,073,817,550,336/1,453,703,991.40
  6. Step 6: Final answer
    x = 1,309,843,052.70

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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.