Home / 537,857,957.87-742,224,385.98-299,690,836.64

Finding the Fourth Proportional to 537,857,957.87, 742,224,385.98 and 299,690,836.64

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Solution

The fourth proportional to 537,857,957.87, 742,224,385.98 and 299,690,836.64 is: 413,562,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,957.87 : 742,224,385.98 = 299,690,836.64 : x
  2. Step 2: Convert to fraction form
    537,857,957.87/742,224,385.98 = 299,690,836.64/x
  3. Step 3: Cross multiply
    537,857,957.87x = 742,224,385.98 × 299,690,836.64
  4. Step 4: Simplify right side
    537,857,957.87x = 222,437,847,208,956,480
  5. Step 5: Solve for x
    x = 222,437,847,208,956,480/537,857,957.87
  6. Step 6: Final answer
    x = 413,562,435.87

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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.