Home / 771,093,984,006.40-1,156,640,976,009.60-274,608,452,358.40

Finding the Fourth Proportional to 771,093,984,006.40, 1,156,640,976,009.60 and 274,608,452,358.40

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Solution

The fourth proportional to 771,093,984,006.40, 1,156,640,976,009.60 and 274,608,452,358.40 is: 411,912,678,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,093,984,006.40 : 1,156,640,976,009.60 = 274,608,452,358.40 : x
  2. Step 2: Convert to fraction form
    771,093,984,006.40/1,156,640,976,009.60 = 274,608,452,358.40/x
  3. Step 3: Cross multiply
    771,093,984,006.40x = 1,156,640,976,009.60 × 274,608,452,358.40
  4. Step 4: Simplify right side
    771,093,984,006.40x = 317,623,388,356,305,565,515,776
  5. Step 5: Solve for x
    x = 317,623,388,356,305,565,515,776/771,093,984,006.40
  6. Step 6: Final answer
    x = 411,912,678,537.60

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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.