Home / 18,551,838,564.60-27,827,757,846.90-9,705,259,102.20

Finding the Fourth Proportional to 18,551,838,564.60, 27,827,757,846.90 and 9,705,259,102.20

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Solution

The fourth proportional to 18,551,838,564.60, 27,827,757,846.90 and 9,705,259,102.20 is: 14,557,888,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551,838,564.60 : 27,827,757,846.90 = 9,705,259,102.20 : x
  2. Step 2: Convert to fraction form
    18,551,838,564.60/27,827,757,846.90 = 9,705,259,102.20/x
  3. Step 3: Cross multiply
    18,551,838,564.60x = 27,827,757,846.90 × 9,705,259,102.20
  4. Step 4: Simplify right side
    18,551,838,564.60x = 270,075,600,137,443,737,600
  5. Step 5: Solve for x
    x = 270,075,600,137,443,737,600/18,551,838,564.60
  6. Step 6: Final answer
    x = 14,557,888,653.30

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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.