Home / 1,008,220,105,207.30-1,391,347,937,111.40-545,247,143,722.18

Finding the Fourth Proportional to 1,008,220,105,207.30, 1,391,347,937,111.40 and 545,247,143,722.18

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Solution

The fourth proportional to 1,008,220,105,207.30, 1,391,347,937,111.40 and 545,247,143,722.18 is: 752,443,325,336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,220,105,207.30 : 1,391,347,937,111.40 = 545,247,143,722.18 : x
  2. Step 2: Convert to fraction form
    1,008,220,105,207.30/1,391,347,937,111.40 = 545,247,143,722.18/x
  3. Step 3: Cross multiply
    1,008,220,105,207.30x = 1,391,347,937,111.40 × 545,247,143,722.18
  4. Step 4: Simplify right side
    1,008,220,105,207.30x = 758,628,488,633,738,103,619,584
  5. Step 5: Solve for x
    x = 758,628,488,633,738,103,619,584/1,008,220,105,207.30
  6. Step 6: Final answer
    x = 752,443,325,336.94

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Double scale
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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.