Home / 126,734,112,026.60-190,101,168,039.90-106,278,310,207.40

Finding the Fourth Proportional to 126,734,112,026.60, 190,101,168,039.90 and 106,278,310,207.40

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Solution

The fourth proportional to 126,734,112,026.60, 190,101,168,039.90 and 106,278,310,207.40 is: 159,417,465,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,734,112,026.60 : 190,101,168,039.90 = 106,278,310,207.40 : x
  2. Step 2: Convert to fraction form
    126,734,112,026.60/190,101,168,039.90 = 106,278,310,207.40/x
  3. Step 3: Cross multiply
    126,734,112,026.60x = 190,101,168,039.90 × 106,278,310,207.40
  4. Step 4: Simplify right side
    126,734,112,026.60x = 20,203,630,907,733,565,243,392
  5. Step 5: Solve for x
    x = 20,203,630,907,733,565,243,392/126,734,112,026.60
  6. Step 6: Final answer
    x = 159,417,465,311.10

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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.