Home / 13,109,368,289.53-18,092,330,216.73-8,032,101,712.51

Finding the Fourth Proportional to 13,109,368,289.53, 18,092,330,216.73 and 8,032,101,712.51

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Solution

The fourth proportional to 13,109,368,289.53, 18,092,330,216.73 and 8,032,101,712.51 is: 11,085,159,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,109,368,289.53 : 18,092,330,216.73 = 8,032,101,712.51 : x
  2. Step 2: Convert to fraction form
    13,109,368,289.53/18,092,330,216.73 = 8,032,101,712.51/x
  3. Step 3: Cross multiply
    13,109,368,289.53x = 18,092,330,216.73 × 8,032,101,712.51
  4. Step 4: Simplify right side
    13,109,368,289.53x = 145,319,436,517,016,109,056
  5. Step 5: Solve for x
    x = 145,319,436,517,016,109,056/13,109,368,289.53
  6. Step 6: Final answer
    x = 11,085,159,353.80

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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.