Home / 1,173,421,761,166.20-1,760,132,641,749.30-419,656,457,767.80

Finding the Fourth Proportional to 1,173,421,761,166.20, 1,760,132,641,749.30 and 419,656,457,767.80

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Solution

The fourth proportional to 1,173,421,761,166.20, 1,760,132,641,749.30 and 419,656,457,767.80 is: 629,484,686,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,421,761,166.20 : 1,760,132,641,749.30 = 419,656,457,767.80 : x
  2. Step 2: Convert to fraction form
    1,173,421,761,166.20/1,760,132,641,749.30 = 419,656,457,767.80/x
  3. Step 3: Cross multiply
    1,173,421,761,166.20x = 1,760,132,641,749.30 × 419,656,457,767.80
  4. Step 4: Simplify right side
    1,173,421,761,166.20x = 738,651,029,637,991,369,801,728
  5. Step 5: Solve for x
    x = 738,651,029,637,991,369,801,728/1,173,421,761,166.20
  6. Step 6: Final answer
    x = 629,484,686,651.70

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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.