Home / 147,434,904,125.20-221,152,356,187.80-143,302,418,909.20

Finding the Fourth Proportional to 147,434,904,125.20, 221,152,356,187.80 and 143,302,418,909.20

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Solution

The fourth proportional to 147,434,904,125.20, 221,152,356,187.80 and 143,302,418,909.20 is: 214,953,628,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,434,904,125.20 : 221,152,356,187.80 = 143,302,418,909.20 : x
  2. Step 2: Convert to fraction form
    147,434,904,125.20/221,152,356,187.80 = 143,302,418,909.20/x
  3. Step 3: Cross multiply
    147,434,904,125.20x = 221,152,356,187.80 × 143,302,418,909.20
  4. Step 4: Simplify right side
    147,434,904,125.20x = 31,691,667,589,180,724,084,736
  5. Step 5: Solve for x
    x = 31,691,667,589,180,724,084,736/147,434,904,125.20
  6. Step 6: Final answer
    x = 214,953,628,363.80

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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.