Home / 652,990,523.76-901,085,583.12-359,635,091.76

Finding the Fourth Proportional to 652,990,523.76, 901,085,583.12 and 359,635,091.76

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Solution

The fourth proportional to 652,990,523.76, 901,085,583.12 and 359,635,091.76 is: 496,273,658.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,990,523.76 : 901,085,583.12 = 359,635,091.76 : x
  2. Step 2: Convert to fraction form
    652,990,523.76/901,085,583.12 = 359,635,091.76/x
  3. Step 3: Cross multiply
    652,990,523.76x = 901,085,583.12 × 359,635,091.76
  4. Step 4: Simplify right side
    652,990,523.76x = 324,061,996,368,974,272
  5. Step 5: Solve for x
    x = 324,061,996,368,974,272/652,990,523.76
  6. Step 6: Final answer
    x = 496,273,658.77

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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.