Home / 78,541,149,401.48-108,387,117,185.64-44,247,267,445.16

Finding the Fourth Proportional to 78,541,149,401.48, 108,387,117,185.64 and 44,247,267,445.16

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Solution

The fourth proportional to 78,541,149,401.48, 108,387,117,185.64 and 44,247,267,445.16 is: 61,061,415,554.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,541,149,401.48 : 108,387,117,185.64 = 44,247,267,445.16 : x
  2. Step 2: Convert to fraction form
    78,541,149,401.48/108,387,117,185.64 = 44,247,267,445.16/x
  3. Step 3: Cross multiply
    78,541,149,401.48x = 108,387,117,185.64 × 44,247,267,445.16
  4. Step 4: Simplify right side
    78,541,149,401.48x = 4,795,833,761,722,911,424,512
  5. Step 5: Solve for x
    x = 4,795,833,761,722,911,424,512/78,541,149,401.48
  6. Step 6: Final answer
    x = 61,061,415,554.39

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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.