Home / 369,345,443.68-509,697,208.32-202,097,418.04

Finding the Fourth Proportional to 369,345,443.68, 509,697,208.32 and 202,097,418.04

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Solution

The fourth proportional to 369,345,443.68, 509,697,208.32 and 202,097,418.04 is: 278,894,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,345,443.68 : 509,697,208.32 = 202,097,418.04 : x
  2. Step 2: Convert to fraction form
    369,345,443.68/509,697,208.32 = 202,097,418.04/x
  3. Step 3: Cross multiply
    369,345,443.68x = 509,697,208.32 × 202,097,418.04
  4. Step 4: Simplify right side
    369,345,443.68x = 103,008,489,783,668,000
  5. Step 5: Solve for x
    x = 103,008,489,783,668,000/369,345,443.68
  6. Step 6: Final answer
    x = 278,894,708.32

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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.