Home / 212,826,599.69-293,700,577.66-115,041,455.69

Finding the Fourth Proportional to 212,826,599.69, 293,700,577.66 and 115,041,455.69

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Solution

The fourth proportional to 212,826,599.69, 293,700,577.66 and 115,041,455.69 is: 158,757,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,826,599.69 : 293,700,577.66 = 115,041,455.69 : x
  2. Step 2: Convert to fraction form
    212,826,599.69/293,700,577.66 = 115,041,455.69/x
  3. Step 3: Cross multiply
    212,826,599.69x = 293,700,577.66 × 115,041,455.69
  4. Step 4: Simplify right side
    212,826,599.69x = 33,787,741,989,244,192
  5. Step 5: Solve for x
    x = 33,787,741,989,244,192/212,826,599.69
  6. Step 6: Final answer
    x = 158,757,138.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.