Home / 909,400,078.80-1,364,100,118.20-565,026,310.80

Finding the Fourth Proportional to 909,400,078.80, 1,364,100,118.20 and 565,026,310.80

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Solution

The fourth proportional to 909,400,078.80, 1,364,100,118.20 and 565,026,310.80 is: 847,539,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,400,078.80 : 1,364,100,118.20 = 565,026,310.80 : x
  2. Step 2: Convert to fraction form
    909,400,078.80/1,364,100,118.20 = 565,026,310.80/x
  3. Step 3: Cross multiply
    909,400,078.80x = 1,364,100,118.20 × 565,026,310.80
  4. Step 4: Simplify right side
    909,400,078.80x = 770,752,457,348,389,888
  5. Step 5: Solve for x
    x = 770,752,457,348,389,888/909,400,078.80
  6. Step 6: Final answer
    x = 847,539,466.20

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Double scale
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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.