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Finding the Fourth Proportional to 169,142,488.90, 236,289,301.10 and 169,142,488.90

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Solution

The fourth proportional to 169,142,488.90, 236,289,301.10 and 169,142,488.90 is: 236,289,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,142,488.90 : 236,289,301.10 = 169,142,488.90 : x
  2. Step 2: Convert to fraction form
    169,142,488.90/236,289,301.10 = 169,142,488.90/x
  3. Step 3: Cross multiply
    169,142,488.90x = 236,289,301.10 × 169,142,488.90
  4. Step 4: Simplify right side
    169,142,488.90x = 39,966,560,488,495,512
  5. Step 5: Solve for x
    x = 39,966,560,488,495,512/169,142,488.90
  6. Step 6: Final answer
    x = 236,289,301.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.