Home / 79,020,449,587.10-109,045,398,954.26-44,725,419,821.35

Finding the Fourth Proportional to 79,020,449,587.10, 109,045,398,954.26 and 44,725,419,821.35

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Solution

The fourth proportional to 79,020,449,587.10, 109,045,398,954.26 and 44,725,419,821.35 is: 61,719,482,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,020,449,587.10 : 109,045,398,954.26 = 44,725,419,821.35 : x
  2. Step 2: Convert to fraction form
    79,020,449,587.10/109,045,398,954.26 = 44,725,419,821.35/x
  3. Step 3: Cross multiply
    79,020,449,587.10x = 109,045,398,954.26 × 44,725,419,821.35
  4. Step 4: Simplify right side
    79,020,449,587.10x = 4,877,101,247,815,660,601,344
  5. Step 5: Solve for x
    x = 4,877,101,247,815,660,601,344/79,020,449,587.10
  6. Step 6: Final answer
    x = 61,719,482,403.60

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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.