Home / 537,857,684.15-742,224,008.66-299,690,563.19

Finding the Fourth Proportional to 537,857,684.15, 742,224,008.66 and 299,690,563.19

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Solution

The fourth proportional to 537,857,684.15, 742,224,008.66 and 299,690,563.19 is: 413,562,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,684.15 : 742,224,008.66 = 299,690,563.19 : x
  2. Step 2: Convert to fraction form
    537,857,684.15/742,224,008.66 = 299,690,563.19/x
  3. Step 3: Cross multiply
    537,857,684.15x = 742,224,008.66 × 299,690,563.19
  4. Step 4: Simplify right side
    537,857,684.15x = 222,437,531,163,245,248
  5. Step 5: Solve for x
    x = 222,437,531,163,245,248/537,857,684.15
  6. Step 6: Final answer
    x = 413,562,058.74

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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.