Home / 537,857,955.75-742,224,382.91-299,690,834.52

Finding the Fourth Proportional to 537,857,955.75, 742,224,382.91 and 299,690,834.52

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Solution

The fourth proportional to 537,857,955.75, 742,224,382.91 and 299,690,834.52 is: 413,562,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,955.75 : 742,224,382.91 = 299,690,834.52 : x
  2. Step 2: Convert to fraction form
    537,857,955.75/742,224,382.91 = 299,690,834.52/x
  3. Step 3: Cross multiply
    537,857,955.75x = 742,224,382.91 × 299,690,834.52
  4. Step 4: Simplify right side
    537,857,955.75x = 222,437,844,713,891,456
  5. Step 5: Solve for x
    x = 222,437,844,713,891,456/537,857,955.75
  6. Step 6: Final answer
    x = 413,562,432.86

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