Home / 317,252,411.64-437,824,263.42-198,246,894.12

Finding the Fourth Proportional to 317,252,411.64, 437,824,263.42 and 198,246,894.12

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Solution

The fourth proportional to 317,252,411.64, 437,824,263.42 and 198,246,894.12 is: 273,590,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,252,411.64 : 437,824,263.42 = 198,246,894.12 : x
  2. Step 2: Convert to fraction form
    317,252,411.64/437,824,263.42 = 198,246,894.12/x
  3. Step 3: Cross multiply
    317,252,411.64x = 437,824,263.42 × 198,246,894.12
  4. Step 4: Simplify right side
    317,252,411.64x = 86,797,300,393,391,728
  5. Step 5: Solve for x
    x = 86,797,300,393,391,728/317,252,411.64
  6. Step 6: Final answer
    x = 273,590,671.68

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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.