Home / 1,486,869,529.50-2,230,558,385.38-612,993,192.55

Finding the Fourth Proportional to 1,486,869,529.50, 2,230,558,385.38 and 612,993,192.55

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Solution

The fourth proportional to 1,486,869,529.50, 2,230,558,385.38 and 612,993,192.55 is: 919,594,543.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,869,529.50 : 2,230,558,385.38 = 612,993,192.55 : x
  2. Step 2: Convert to fraction form
    1,486,869,529.50/2,230,558,385.38 = 612,993,192.55/x
  3. Step 3: Cross multiply
    1,486,869,529.50x = 2,230,558,385.38 × 612,993,192.55
  4. Step 4: Simplify right side
    1,486,869,529.50x = 1,367,317,105,816,150,528
  5. Step 5: Solve for x
    x = 1,367,317,105,816,150,528/1,486,869,529.50
  6. Step 6: Final answer
    x = 919,594,543.23

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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.