Home / 537,857,969.80-742,224,402.17-299,690,848.57

Finding the Fourth Proportional to 537,857,969.80, 742,224,402.17 and 299,690,848.57

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Solution

The fourth proportional to 537,857,969.80, 742,224,402.17 and 299,690,848.57 is: 413,562,452.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,857,969.80 : 742,224,402.17 = 299,690,848.57 : x
  2. Step 2: Convert to fraction form
    537,857,969.80/742,224,402.17 = 299,690,848.57/x
  3. Step 3: Cross multiply
    537,857,969.80x = 742,224,402.17 × 299,690,848.57
  4. Step 4: Simplify right side
    537,857,969.80x = 222,437,860,913,458,080
  5. Step 5: Solve for x
    x = 222,437,860,913,458,080/537,857,969.80
  6. Step 6: Final answer
    x = 413,562,452.18

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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.