Home / 818,064,846,209.70-1,227,097,269,314.50-340,375,383,272.70

Finding the Fourth Proportional to 818,064,846,209.70, 1,227,097,269,314.50 and 340,375,383,272.70

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Solution

The fourth proportional to 818,064,846,209.70, 1,227,097,269,314.50 and 340,375,383,272.70 is: 510,563,074,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,064,846,209.70 : 1,227,097,269,314.50 = 340,375,383,272.70 : x
  2. Step 2: Convert to fraction form
    818,064,846,209.70/1,227,097,269,314.50 = 340,375,383,272.70/x
  3. Step 3: Cross multiply
    818,064,846,209.70x = 1,227,097,269,314.50 × 340,375,383,272.70
  4. Step 4: Simplify right side
    818,064,846,209.70x = 417,673,703,355,806,539,317,248
  5. Step 5: Solve for x
    x = 417,673,703,355,806,539,317,248/818,064,846,209.70
  6. Step 6: Final answer
    x = 510,563,074,909.03

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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.