Home / 671,933,397.95-1,007,903,284.80-205,594,078.10

Finding the Fourth Proportional to 671,933,397.95, 1,007,903,284.80 and 205,594,078.10

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Solution

The fourth proportional to 671,933,397.95, 1,007,903,284.80 and 205,594,078.10 is: 308,392,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,933,397.95 : 1,007,903,284.80 = 205,594,078.10 : x
  2. Step 2: Convert to fraction form
    671,933,397.95/1,007,903,284.80 = 205,594,078.10/x
  3. Step 3: Cross multiply
    671,933,397.95x = 1,007,903,284.80 × 205,594,078.10
  4. Step 4: Simplify right side
    671,933,397.95x = 207,218,946,647,378,208
  5. Step 5: Solve for x
    x = 207,218,946,647,378,208/671,933,397.95
  6. Step 6: Final answer
    x = 308,392,092.55

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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.