Home / 5,558,813,998.80-8,338,220,998.20-1,878,266,209.20

Finding the Fourth Proportional to 5,558,813,998.80, 8,338,220,998.20 and 1,878,266,209.20

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Solution

The fourth proportional to 5,558,813,998.80, 8,338,220,998.20 and 1,878,266,209.20 is: 2,817,399,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558,813,998.80 : 8,338,220,998.20 = 1,878,266,209.20 : x
  2. Step 2: Convert to fraction form
    5,558,813,998.80/8,338,220,998.20 = 1,878,266,209.20/x
  3. Step 3: Cross multiply
    5,558,813,998.80x = 8,338,220,998.20 × 1,878,266,209.20
  4. Step 4: Simplify right side
    5,558,813,998.80x = 15,661,398,745,760,954,368
  5. Step 5: Solve for x
    x = 15,661,398,745,760,954,368/5,558,813,998.80
  6. Step 6: Final answer
    x = 2,817,399,313.80

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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.