Home / 364,827,974,139.78-547,333,110,377.84-257,471,859,885.55

Finding the Fourth Proportional to 364,827,974,139.78, 547,333,110,377.84 and 257,471,859,885.55

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Solution

The fourth proportional to 364,827,974,139.78, 547,333,110,377.84 and 257,471,859,885.55 is: 386,272,116,983.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,827,974,139.78 : 547,333,110,377.84 = 257,471,859,885.55 : x
  2. Step 2: Convert to fraction form
    364,827,974,139.78/547,333,110,377.84 = 257,471,859,885.55/x
  3. Step 3: Cross multiply
    364,827,974,139.78x = 547,333,110,377.84 × 257,471,859,885.55
  4. Step 4: Simplify right side
    364,827,974,139.78x = 140,922,873,905,925,496,766,464
  5. Step 5: Solve for x
    x = 140,922,873,905,925,496,766,464/364,827,974,139.78
  6. Step 6: Final answer
    x = 386,272,116,983.91

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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.