Home / 762,723,336.66-1,144,095,633.81-217,464,870.66

Finding the Fourth Proportional to 762,723,336.66, 1,144,095,633.81 and 217,464,870.66

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Solution

The fourth proportional to 762,723,336.66, 1,144,095,633.81 and 217,464,870.66 is: 326,200,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,723,336.66 : 1,144,095,633.81 = 217,464,870.66 : x
  2. Step 2: Convert to fraction form
    762,723,336.66/1,144,095,633.81 = 217,464,870.66/x
  3. Step 3: Cross multiply
    762,723,336.66x = 1,144,095,633.81 × 217,464,870.66
  4. Step 4: Simplify right side
    762,723,336.66x = 248,800,609,029,162,368
  5. Step 5: Solve for x
    x = 248,800,609,029,162,368/762,723,336.66
  6. Step 6: Final answer
    x = 326,200,336.44

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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.