Home / 8,426,019,816.84-11,623,498,896.72-5,209,901,742.22

Finding the Fourth Proportional to 8,426,019,816.84, 11,623,498,896.72 and 5,209,901,742.22

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Solution

The fourth proportional to 8,426,019,816.84, 11,623,498,896.72 and 5,209,901,742.22 is: 7,186,938,610.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,426,019,816.84 : 11,623,498,896.72 = 5,209,901,742.22 : x
  2. Step 2: Convert to fraction form
    8,426,019,816.84/11,623,498,896.72 = 5,209,901,742.22/x
  3. Step 3: Cross multiply
    8,426,019,816.84x = 11,623,498,896.72 × 5,209,901,742.22
  4. Step 4: Simplify right side
    8,426,019,816.84x = 60,557,287,152,713,777,152
  5. Step 5: Solve for x
    x = 60,557,287,152,713,777,152/8,426,019,816.84
  6. Step 6: Final answer
    x = 7,186,938,610.29

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Double scale
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1.5x scale

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.