Home / 762,723,398.66-1,144,095,726.84-217,464,932.66

Finding the Fourth Proportional to 762,723,398.66, 1,144,095,726.84 and 217,464,932.66

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Solution

The fourth proportional to 762,723,398.66, 1,144,095,726.84 and 217,464,932.66 is: 326,200,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,723,398.66 : 1,144,095,726.84 = 217,464,932.66 : x
  2. Step 2: Convert to fraction form
    762,723,398.66/1,144,095,726.84 = 217,464,932.66/x
  3. Step 3: Cross multiply
    762,723,398.66x = 1,144,095,726.84 × 217,464,932.66
  4. Step 4: Simplify right side
    762,723,398.66x = 248,800,700,193,854,336
  5. Step 5: Solve for x
    x = 248,800,700,193,854,336/762,723,398.66
  6. Step 6: Final answer
    x = 326,200,429.45

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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.