Home / 165,973,212,792.86-229,043,107,601.64-89,849,624,324.76

Finding the Fourth Proportional to 165,973,212,792.86, 229,043,107,601.64 and 89,849,624,324.76

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Solution

The fourth proportional to 165,973,212,792.86, 229,043,107,601.64 and 89,849,624,324.76 is: 123,992,521,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,973,212,792.86 : 229,043,107,601.64 = 89,849,624,324.76 : x
  2. Step 2: Convert to fraction form
    165,973,212,792.86/229,043,107,601.64 = 89,849,624,324.76/x
  3. Step 3: Cross multiply
    165,973,212,792.86x = 229,043,107,601.64 × 89,849,624,324.76
  4. Step 4: Simplify right side
    165,973,212,792.86x = 20,579,437,172,182,935,928,832
  5. Step 5: Solve for x
    x = 20,579,437,172,182,935,928,832/165,973,212,792.86
  6. Step 6: Final answer
    x = 123,992,521,599.66

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Double scale
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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.