Home / 1,101,193,312.80-1,651,789,969.20-635,650,996.80

Finding the Fourth Proportional to 1,101,193,312.80, 1,651,789,969.20 and 635,650,996.80

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Solution

The fourth proportional to 1,101,193,312.80, 1,651,789,969.20 and 635,650,996.80 is: 953,476,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,193,312.80 : 1,651,789,969.20 = 635,650,996.80 : x
  2. Step 2: Convert to fraction form
    1,101,193,312.80/1,651,789,969.20 = 635,650,996.80/x
  3. Step 3: Cross multiply
    1,101,193,312.80x = 1,651,789,969.20 × 635,650,996.80
  4. Step 4: Simplify right side
    1,101,193,312.80x = 1,049,961,940,426,221,312
  5. Step 5: Solve for x
    x = 1,049,961,940,426,221,312/1,101,193,312.80
  6. Step 6: Final answer
    x = 953,476,495.20

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Half scale
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Double scale
Find fourth proportional to 1,101,193,313.80, 1,651,789,970.70 and 635,650,997.80
Similar ratio
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1.5x scale

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.