Home / 79,628,468,185.01-109,913,473,388.65-63,381,876,383.25

Finding the Fourth Proportional to 79,628,468,185.01, 109,913,473,388.65 and 63,381,876,383.25

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Solution

The fourth proportional to 79,628,468,185.01, 109,913,473,388.65 and 63,381,876,383.25 is: 87,487,833,710.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,628,468,185.01 : 109,913,473,388.65 = 63,381,876,383.25 : x
  2. Step 2: Convert to fraction form
    79,628,468,185.01/109,913,473,388.65 = 63,381,876,383.25/x
  3. Step 3: Cross multiply
    79,628,468,185.01x = 109,913,473,388.65 × 63,381,876,383.25
  4. Step 4: Simplify right side
    79,628,468,185.01x = 6,966,522,183,173,052,301,312
  5. Step 5: Solve for x
    x = 6,966,522,183,173,052,301,312/79,628,468,185.01
  6. Step 6: Final answer
    x = 87,487,833,710.26

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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.