Home / 208,322,433.63-312,484,694.67-52,876,288.08

Finding the Fourth Proportional to 208,322,433.63, 312,484,694.67 and 52,876,288.08

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Solution

The fourth proportional to 208,322,433.63, 312,484,694.67 and 52,876,288.08 is: 79,314,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,322,433.63 : 312,484,694.67 = 52,876,288.08 : x
  2. Step 2: Convert to fraction form
    208,322,433.63/312,484,694.67 = 52,876,288.08/x
  3. Step 3: Cross multiply
    208,322,433.63x = 312,484,694.67 × 52,876,288.08
  4. Step 4: Simplify right side
    208,322,433.63x = 16,523,030,735,961,760
  5. Step 5: Solve for x
    x = 16,523,030,735,961,760/208,322,433.63
  6. Step 6: Final answer
    x = 79,314,697.16

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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.