Home / 369,820,379.61-510,352,399.01-200,275,933.46

Finding the Fourth Proportional to 369,820,379.61, 510,352,399.01 and 200,275,933.46

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Solution

The fourth proportional to 369,820,379.61, 510,352,399.01 and 200,275,933.46 is: 276,380,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,820,379.61 : 510,352,399.01 = 200,275,933.46 : x
  2. Step 2: Convert to fraction form
    369,820,379.61/510,352,399.01 = 200,275,933.46/x
  3. Step 3: Cross multiply
    369,820,379.61x = 510,352,399.01 × 200,275,933.46
  4. Step 4: Simplify right side
    369,820,379.61x = 102,211,303,107,054,704
  5. Step 5: Solve for x
    x = 102,211,303,107,054,704/369,820,379.61
  6. Step 6: Final answer
    x = 276,380,937.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.