Home / 354,356,972.80-531,535,459.20-354,356,972.80

Finding the Fourth Proportional to 354,356,972.80, 531,535,459.20 and 354,356,972.80

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Solution

The fourth proportional to 354,356,972.80, 531,535,459.20 and 354,356,972.80 is: 531,535,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,356,972.80 : 531,535,459.20 = 354,356,972.80 : x
  2. Step 2: Convert to fraction form
    354,356,972.80/531,535,459.20 = 354,356,972.80/x
  3. Step 3: Cross multiply
    354,356,972.80x = 531,535,459.20 × 354,356,972.80
  4. Step 4: Simplify right side
    354,356,972.80x = 188,353,296,257,969,920
  5. Step 5: Solve for x
    x = 188,353,296,257,969,920/354,356,972.80
  6. Step 6: Final answer
    x = 531,535,459.20

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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.