Home / 393,762,627.11-590,567,316.28-113,623,846.77

Finding the Fourth Proportional to 393,762,627.11, 590,567,316.28 and 113,623,846.77

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Solution

The fourth proportional to 393,762,627.11, 590,567,316.28 and 113,623,846.77 is: 170,413,659.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,762,627.11 : 590,567,316.28 = 113,623,846.77 : x
  2. Step 2: Convert to fraction form
    393,762,627.11/590,567,316.28 = 113,623,846.77/x
  3. Step 3: Cross multiply
    393,762,627.11x = 590,567,316.28 × 113,623,846.77
  4. Step 4: Simplify right side
    393,762,627.11x = 67,102,530,252,368,840
  5. Step 5: Solve for x
    x = 67,102,530,252,368,840/393,762,627.11
  6. Step 6: Final answer
    x = 170,413,659.48

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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.