Home / 165,973,212,780.86-229,043,107,585.08-89,849,624,312.76

Finding the Fourth Proportional to 165,973,212,780.86, 229,043,107,585.08 and 89,849,624,312.76

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Solution

The fourth proportional to 165,973,212,780.86, 229,043,107,585.08 and 89,849,624,312.76 is: 123,992,521,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,973,212,780.86 : 229,043,107,585.08 = 89,849,624,312.76 : x
  2. Step 2: Convert to fraction form
    165,973,212,780.86/229,043,107,585.08 = 89,849,624,312.76/x
  3. Step 3: Cross multiply
    165,973,212,780.86x = 229,043,107,585.08 × 89,849,624,312.76
  4. Step 4: Simplify right side
    165,973,212,780.86x = 20,579,437,167,946,504,339,456
  5. Step 5: Solve for x
    x = 20,579,437,167,946,504,339,456/165,973,212,780.86
  6. Step 6: Final answer
    x = 123,992,521,583.10

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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.