Home / 721,395,479,848.40-1,082,093,219,772.60-721,395,479,848.40

Finding the Fourth Proportional to 721,395,479,848.40, 1,082,093,219,772.60 and 721,395,479,848.40

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Solution

The fourth proportional to 721,395,479,848.40, 1,082,093,219,772.60 and 721,395,479,848.40 is: 1,082,093,219,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,395,479,848.40 : 1,082,093,219,772.60 = 721,395,479,848.40 : x
  2. Step 2: Convert to fraction form
    721,395,479,848.40/1,082,093,219,772.60 = 721,395,479,848.40/x
  3. Step 3: Cross multiply
    721,395,479,848.40x = 1,082,093,219,772.60 × 721,395,479,848.40
  4. Step 4: Simplify right side
    721,395,479,848.40x = 780,617,157,518,554,935,853,056
  5. Step 5: Solve for x
    x = 780,617,157,518,554,935,853,056/721,395,479,848.40
  6. Step 6: Final answer
    x = 1,082,093,219,772.60

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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.