Home / 7,838,941,383.80-11,758,412,075.70-2,669,083,335.80

Finding the Fourth Proportional to 7,838,941,383.80, 11,758,412,075.70 and 2,669,083,335.80

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Solution

The fourth proportional to 7,838,941,383.80, 11,758,412,075.70 and 2,669,083,335.80 is: 4,003,625,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,941,383.80 : 11,758,412,075.70 = 2,669,083,335.80 : x
  2. Step 2: Convert to fraction form
    7,838,941,383.80/11,758,412,075.70 = 2,669,083,335.80/x
  3. Step 3: Cross multiply
    7,838,941,383.80x = 11,758,412,075.70 × 2,669,083,335.80
  4. Step 4: Simplify right side
    7,838,941,383.80x = 31,384,181,726,720,360,448
  5. Step 5: Solve for x
    x = 31,384,181,726,720,360,448/7,838,941,383.80
  6. Step 6: Final answer
    x = 4,003,625,003.70

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Double scale
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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.