Home / 6,551,227,261.90-9,826,840,892.85-5,388,009,201.10

Finding the Fourth Proportional to 6,551,227,261.90, 9,826,840,892.85 and 5,388,009,201.10

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Solution

The fourth proportional to 6,551,227,261.90, 9,826,840,892.85 and 5,388,009,201.10 is: 8,082,013,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551,227,261.90 : 9,826,840,892.85 = 5,388,009,201.10 : x
  2. Step 2: Convert to fraction form
    6,551,227,261.90/9,826,840,892.85 = 5,388,009,201.10/x
  3. Step 3: Cross multiply
    6,551,227,261.90x = 9,826,840,892.85 × 5,388,009,201.10
  4. Step 4: Simplify right side
    6,551,227,261.90x = 52,947,109,148,421,545,984
  5. Step 5: Solve for x
    x = 52,947,109,148,421,545,984/6,551,227,261.90
  6. Step 6: Final answer
    x = 8,082,013,801.65

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Double scale
Find fourth proportional to 6,551,227,262.90, 9,826,840,894.35 and 5,388,009,202.10
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.