Home / 537,857,955.87-742,224,383.22-299,690,834.64

Finding the Fourth Proportional to 537,857,955.87, 742,224,383.22 and 299,690,834.64

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Solution

The fourth proportional to 537,857,955.87, 742,224,383.22 and 299,690,834.64 is: 413,562,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,955.87 : 742,224,383.22 = 299,690,834.64 : x
  2. Step 2: Convert to fraction form
    537,857,955.87/742,224,383.22 = 299,690,834.64/x
  3. Step 3: Cross multiply
    537,857,955.87x = 742,224,383.22 × 299,690,834.64
  4. Step 4: Simplify right side
    537,857,955.87x = 222,437,844,897,361,024
  5. Step 5: Solve for x
    x = 222,437,844,897,361,024/537,857,955.87
  6. Step 6: Final answer
    x = 413,562,433.11

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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.