Home / 676,707,559.38-933,856,431.94-383,352,127.38

Finding the Fourth Proportional to 676,707,559.38, 933,856,431.94 and 383,352,127.38

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Solution

The fourth proportional to 676,707,559.38, 933,856,431.94 and 383,352,127.38 is: 529,025,935.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,707,559.38 : 933,856,431.94 = 383,352,127.38 : x
  2. Step 2: Convert to fraction form
    676,707,559.38/933,856,431.94 = 383,352,127.38/x
  3. Step 3: Cross multiply
    676,707,559.38x = 933,856,431.94 × 383,352,127.38
  4. Step 4: Simplify right side
    676,707,559.38x = 357,995,849,851,695,168
  5. Step 5: Solve for x
    x = 357,995,849,851,695,168/676,707,559.38
  6. Step 6: Final answer
    x = 529,025,935.78

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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.