Home / 84,489,408,036.90-126,734,112,055.35-70,852,206,824.10

Finding the Fourth Proportional to 84,489,408,036.90, 126,734,112,055.35 and 70,852,206,824.10

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Solution

The fourth proportional to 84,489,408,036.90, 126,734,112,055.35 and 70,852,206,824.10 is: 106,278,310,236.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,489,408,036.90 : 126,734,112,055.35 = 70,852,206,824.10 : x
  2. Step 2: Convert to fraction form
    84,489,408,036.90/126,734,112,055.35 = 70,852,206,824.10/x
  3. Step 3: Cross multiply
    84,489,408,036.90x = 126,734,112,055.35 × 70,852,206,824.10
  4. Step 4: Simplify right side
    84,489,408,036.90x = 8,979,391,519,014,324,797,440
  5. Step 5: Solve for x
    x = 8,979,391,519,014,324,797,440/84,489,408,036.90
  6. Step 6: Final answer
    x = 106,278,310,236.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.