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Finding the Fourth Proportional to 112,336,368.90, 168,504,553.35 and 112,336,368.90

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Solution

The fourth proportional to 112,336,368.90, 168,504,553.35 and 112,336,368.90 is: 168,504,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,336,368.90 : 168,504,553.35 = 112,336,368.90 : x
  2. Step 2: Convert to fraction form
    112,336,368.90/168,504,553.35 = 112,336,368.90/x
  3. Step 3: Cross multiply
    112,336,368.90x = 168,504,553.35 × 112,336,368.90
  4. Step 4: Simplify right side
    112,336,368.90x = 18,929,189,666,455,332
  5. Step 5: Solve for x
    x = 18,929,189,666,455,332/112,336,368.90
  6. Step 6: Final answer
    x = 168,504,553.35

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1.5x scale

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.