Home / 730,584,758.36-1,095,766,410.88-198,837,618.94

Finding the Fourth Proportional to 730,584,758.36, 1,095,766,410.88 and 198,837,618.94

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Solution

The fourth proportional to 730,584,758.36, 1,095,766,410.88 and 198,837,618.94 is: 298,226,292.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,584,758.36 : 1,095,766,410.88 = 198,837,618.94 : x
  2. Step 2: Convert to fraction form
    730,584,758.36/1,095,766,410.88 = 198,837,618.94/x
  3. Step 3: Cross multiply
    730,584,758.36x = 1,095,766,410.88 × 198,837,618.94
  4. Step 4: Simplify right side
    730,584,758.36x = 217,879,584,053,808,928
  5. Step 5: Solve for x
    x = 217,879,584,053,808,928/730,584,758.36
  6. Step 6: Final answer
    x = 298,226,292.79

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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.