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Finding the Fourth Proportional to 336,802,021.40, 505,203,032.10 and 336,802,021.40

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Solution

The fourth proportional to 336,802,021.40, 505,203,032.10 and 336,802,021.40 is: 505,203,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,802,021.40 : 505,203,032.10 = 336,802,021.40 : x
  2. Step 2: Convert to fraction form
    336,802,021.40/505,203,032.10 = 336,802,021.40/x
  3. Step 3: Cross multiply
    336,802,021.40x = 505,203,032.10 × 336,802,021.40
  4. Step 4: Simplify right side
    336,802,021.40x = 170,153,402,428,689,088
  5. Step 5: Solve for x
    x = 170,153,402,428,689,088/336,802,021.40
  6. Step 6: Final answer
    x = 505,203,032.10

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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.