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Finding the Fourth Proportional to 35,881,406.20, 53,822,109.30 and 35,881,406.20

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Solution

The fourth proportional to 35,881,406.20, 53,822,109.30 and 35,881,406.20 is: 53,822,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,881,406.20 : 53,822,109.30 = 35,881,406.20 : x
  2. Step 2: Convert to fraction form
    35,881,406.20/53,822,109.30 = 35,881,406.20/x
  3. Step 3: Cross multiply
    35,881,406.20x = 53,822,109.30 × 35,881,406.20
  4. Step 4: Simplify right side
    35,881,406.20x = 1,931,212,966,334,097.75
  5. Step 5: Solve for x
    x = 1,931,212,966,334,097.75/35,881,406.20
  6. Step 6: Final answer
    x = 53,822,109.30

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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.