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Finding the Fourth Proportional to 133,573,111.20, 200,359,666.80 and 133,573,111.20

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Solution

The fourth proportional to 133,573,111.20, 200,359,666.80 and 133,573,111.20 is: 200,359,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,573,111.20 : 200,359,666.80 = 133,573,111.20 : x
  2. Step 2: Convert to fraction form
    133,573,111.20/200,359,666.80 = 133,573,111.20/x
  3. Step 3: Cross multiply
    133,573,111.20x = 200,359,666.80 × 133,573,111.20
  4. Step 4: Simplify right side
    133,573,111.20x = 26,762,664,053,471,352
  5. Step 5: Solve for x
    x = 26,762,664,053,471,352/133,573,111.20
  6. Step 6: Final answer
    x = 200,359,666.80

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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.