Home / 99,637,198,588.25-137,499,245,218.97-56,242,617,494.39

Finding the Fourth Proportional to 99,637,198,588.25, 137,499,245,218.97 and 56,242,617,494.39

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Solution

The fourth proportional to 99,637,198,588.25, 137,499,245,218.97 and 56,242,617,494.39 is: 77,614,761,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,637,198,588.25 : 137,499,245,218.97 = 56,242,617,494.39 : x
  2. Step 2: Convert to fraction form
    99,637,198,588.25/137,499,245,218.97 = 56,242,617,494.39/x
  3. Step 3: Cross multiply
    99,637,198,588.25x = 137,499,245,218.97 × 56,242,617,494.39
  4. Step 4: Simplify right side
    99,637,198,588.25x = 7,733,317,454,617,862,209,536
  5. Step 5: Solve for x
    x = 7,733,317,454,617,862,209,536/99,637,198,588.25
  6. Step 6: Final answer
    x = 77,614,761,998.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.