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Finding the Fourth Proportional to 223,934,752.80, 335,902,129.20 and 94,688,301.60

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Solution

The fourth proportional to 223,934,752.80, 335,902,129.20 and 94,688,301.60 is: 142,032,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,934,752.80 : 335,902,129.20 = 94,688,301.60 : x
  2. Step 2: Convert to fraction form
    223,934,752.80/335,902,129.20 = 94,688,301.60/x
  3. Step 3: Cross multiply
    223,934,752.80x = 335,902,129.20 × 94,688,301.60
  4. Step 4: Simplify right side
    223,934,752.80x = 31,806,002,117,771,764
  5. Step 5: Solve for x
    x = 31,806,002,117,771,764/223,934,752.80
  6. Step 6: Final answer
    x = 142,032,452.40

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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.