Home / 539,950,680.64-810,220,870.32-229,009,930.24

Finding the Fourth Proportional to 539,950,680.64, 810,220,870.32 and 229,009,930.24

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Solution

The fourth proportional to 539,950,680.64, 810,220,870.32 and 229,009,930.24 is: 343,639,950.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,950,680.64 : 810,220,870.32 = 229,009,930.24 : x
  2. Step 2: Convert to fraction form
    539,950,680.64/810,220,870.32 = 229,009,930.24/x
  3. Step 3: Cross multiply
    539,950,680.64x = 810,220,870.32 × 229,009,930.24
  4. Step 4: Simplify right side
    539,950,680.64x = 185,548,624,990,975,296
  5. Step 5: Solve for x
    x = 185,548,624,990,975,296/539,950,680.64
  6. Step 6: Final answer
    x = 343,639,950.17

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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.