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Finding the Fourth Proportional to 358,110,003.15, 537,165,004.73 and 358,110,003.15

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Solution

The fourth proportional to 358,110,003.15, 537,165,004.73 and 358,110,003.15 is: 537,165,004.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,110,003.15 : 537,165,004.73 = 358,110,003.15 : x
  2. Step 2: Convert to fraction form
    358,110,003.15/537,165,004.73 = 358,110,003.15/x
  3. Step 3: Cross multiply
    358,110,003.15x = 537,165,004.73 × 358,110,003.15
  4. Step 4: Simplify right side
    358,110,003.15x = 192,364,161,534,139,520
  5. Step 5: Solve for x
    x = 192,364,161,534,139,520/358,110,003.15
  6. Step 6: Final answer
    x = 537,165,004.73

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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.