Home / 687,944,204-1,032,360,252.48-251,208,323

Finding the Fourth Proportional to 687,944,204, 1,032,360,252.48 and 251,208,323

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Solution

The fourth proportional to 687,944,204, 1,032,360,252.48 and 251,208,323 is: 376,974,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,944,204 : 1,032,360,252.48 = 251,208,323 : x
  2. Step 2: Convert to fraction form
    687,944,204/1,032,360,252.48 = 251,208,323/x
  3. Step 3: Cross multiply
    687,944,204x = 1,032,360,252.48 × 251,208,323
  4. Step 4: Simplify right side
    687,944,204x = 259,337,487,757,357,408
  5. Step 5: Solve for x
    x = 259,337,487,757,357,408/687,944,204
  6. Step 6: Final answer
    x = 376,974,595.10

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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.