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Finding the Fourth Proportional to 335,208,083.40, 502,812,125.10 and 335,208,083.40

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Solution

The fourth proportional to 335,208,083.40, 502,812,125.10 and 335,208,083.40 is: 502,812,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,208,083.40 : 502,812,125.10 = 335,208,083.40 : x
  2. Step 2: Convert to fraction form
    335,208,083.40/502,812,125.10 = 335,208,083.40/x
  3. Step 3: Cross multiply
    335,208,083.40x = 502,812,125.10 × 335,208,083.40
  4. Step 4: Simplify right side
    335,208,083.40x = 168,546,688,765,052,032
  5. Step 5: Solve for x
    x = 168,546,688,765,052,032/335,208,083.40
  6. Step 6: Final answer
    x = 502,812,125.10

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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.