Home / 262,403,182.82-393,606,245.63-87,525,736.70

Finding the Fourth Proportional to 262,403,182.82, 393,606,245.63 and 87,525,736.70

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Solution

The fourth proportional to 262,403,182.82, 393,606,245.63 and 87,525,736.70 is: 131,289,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,403,182.82 : 393,606,245.63 = 87,525,736.70 : x
  2. Step 2: Convert to fraction form
    262,403,182.82/393,606,245.63 = 87,525,736.70/x
  3. Step 3: Cross multiply
    262,403,182.82x = 393,606,245.63 × 87,525,736.70
  4. Step 4: Simplify right side
    262,403,182.82x = 34,450,676,616,737,684
  5. Step 5: Solve for x
    x = 34,450,676,616,737,684/262,403,182.82
  6. Step 6: Final answer
    x = 131,289,095.83

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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.