Home / 1,513,361,331.15-2,270,041,996.73-929,201,383.95

Finding the Fourth Proportional to 1,513,361,331.15, 2,270,041,996.73 and 929,201,383.95

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Solution

The fourth proportional to 1,513,361,331.15, 2,270,041,996.73 and 929,201,383.95 is: 1,393,802,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,361,331.15 : 2,270,041,996.73 = 929,201,383.95 : x
  2. Step 2: Convert to fraction form
    1,513,361,331.15/2,270,041,996.73 = 929,201,383.95/x
  3. Step 3: Cross multiply
    1,513,361,331.15x = 2,270,041,996.73 × 929,201,383.95
  4. Step 4: Simplify right side
    1,513,361,331.15x = 2,109,326,164,981,491,456
  5. Step 5: Solve for x
    x = 2,109,326,164,981,491,456/1,513,361,331.15
  6. Step 6: Final answer
    x = 1,393,802,075.93

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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.