Home / 118,137,587,646.44-163,029,878,906.10-64,673,560,165.16

Finding the Fourth Proportional to 118,137,587,646.44, 163,029,878,906.10 and 64,673,560,165.16

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Solution

The fourth proportional to 118,137,587,646.44, 163,029,878,906.10 and 64,673,560,165.16 is: 89,249,517,382.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,137,587,646.44 : 163,029,878,906.10 = 64,673,560,165.16 : x
  2. Step 2: Convert to fraction form
    118,137,587,646.44/163,029,878,906.10 = 64,673,560,165.16/x
  3. Step 3: Cross multiply
    118,137,587,646.44x = 163,029,878,906.10 × 64,673,560,165.16
  4. Step 4: Simplify right side
    118,137,587,646.44x = 10,543,722,682,152,407,531,520
  5. Step 5: Solve for x
    x = 10,543,722,682,152,407,531,520/118,137,587,646.44
  6. Step 6: Final answer
    x = 89,249,517,382.29

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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.