Home / 141,027,819.09-211,430,473.11-89,102,975.30

Finding the Fourth Proportional to 141,027,819.09, 211,430,473.11 and 89,102,975.30

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Solution

The fourth proportional to 141,027,819.09, 211,430,473.11 and 89,102,975.30 is: 133,584,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,027,819.09 : 211,430,473.11 = 89,102,975.30 : x
  2. Step 2: Convert to fraction form
    141,027,819.09/211,430,473.11 = 89,102,975.30/x
  3. Step 3: Cross multiply
    141,027,819.09x = 211,430,473.11 × 89,102,975.30
  4. Step 4: Simplify right side
    141,027,819.09x = 18,839,084,222,130,492
  5. Step 5: Solve for x
    x = 18,839,084,222,130,492/141,027,819.09
  6. Step 6: Final answer
    x = 133,584,170.44

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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.