Home / 537,715,368.80-806,573,053.20-265,216,680.80

Finding the Fourth Proportional to 537,715,368.80, 806,573,053.20 and 265,216,680.80

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Solution

The fourth proportional to 537,715,368.80, 806,573,053.20 and 265,216,680.80 is: 397,825,021.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,715,368.80 : 806,573,053.20 = 265,216,680.80 : x
  2. Step 2: Convert to fraction form
    537,715,368.80/806,573,053.20 = 265,216,680.80/x
  3. Step 3: Cross multiply
    537,715,368.80x = 806,573,053.20 × 265,216,680.80
  4. Step 4: Simplify right side
    537,715,368.80x = 213,916,627,992,425,856
  5. Step 5: Solve for x
    x = 213,916,627,992,425,856/537,715,368.80
  6. Step 6: Final answer
    x = 397,825,021.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.