Home / 441,314,915.68-609,014,554.77-255,783,548.17

Finding the Fourth Proportional to 441,314,915.68, 609,014,554.77 and 255,783,548.17

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Solution

The fourth proportional to 441,314,915.68, 609,014,554.77 and 255,783,548.17 is: 352,981,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,314,915.68 : 609,014,554.77 = 255,783,548.17 : x
  2. Step 2: Convert to fraction form
    441,314,915.68/609,014,554.77 = 255,783,548.17/x
  3. Step 3: Cross multiply
    441,314,915.68x = 609,014,554.77 × 255,783,548.17
  4. Step 4: Simplify right side
    441,314,915.68x = 155,775,903,706,243,392
  5. Step 5: Solve for x
    x = 155,775,903,706,243,392/441,314,915.68
  6. Step 6: Final answer
    x = 352,981,279.74

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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.