Home / 1,220,825,709,759.40-1,831,238,564,639.10-504,291,515,353.90

Finding the Fourth Proportional to 1,220,825,709,759.40, 1,831,238,564,639.10 and 504,291,515,353.90

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Solution

The fourth proportional to 1,220,825,709,759.40, 1,831,238,564,639.10 and 504,291,515,353.90 is: 756,437,273,030.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,825,709,759.40 : 1,831,238,564,639.10 = 504,291,515,353.90 : x
  2. Step 2: Convert to fraction form
    1,220,825,709,759.40/1,831,238,564,639.10 = 504,291,515,353.90/x
  3. Step 3: Cross multiply
    1,220,825,709,759.40x = 1,831,238,564,639.10 × 504,291,515,353.90
  4. Step 4: Simplify right side
    1,220,825,709,759.40x = 923,478,070,736,352,582,828,032
  5. Step 5: Solve for x
    x = 923,478,070,736,352,582,828,032/1,220,825,709,759.40
  6. Step 6: Final answer
    x = 756,437,273,030.85

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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.