Home / 683,464,658.58-943,181,260.38-370,198,872.06

Finding the Fourth Proportional to 683,464,658.58, 943,181,260.38 and 370,198,872.06

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Solution

The fourth proportional to 683,464,658.58, 943,181,260.38 and 370,198,872.06 is: 510,874,460.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,464,658.58 : 943,181,260.38 = 370,198,872.06 : x
  2. Step 2: Convert to fraction form
    683,464,658.58/943,181,260.38 = 370,198,872.06/x
  3. Step 3: Cross multiply
    683,464,658.58x = 943,181,260.38 × 370,198,872.06
  4. Step 4: Simplify right side
    683,464,658.58x = 349,164,638,740,805,184
  5. Step 5: Solve for x
    x = 349,164,638,740,805,184/683,464,658.58
  6. Step 6: Final answer
    x = 510,874,460.53

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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.