Home / 585,735,161-878,653,805.52-192,143,978.60

Finding the Fourth Proportional to 585,735,161, 878,653,805.52 and 192,143,978.60

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Solution

The fourth proportional to 585,735,161, 878,653,805.52 and 192,143,978.60 is: 288,232,718.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,735,161 : 878,653,805.52 = 192,143,978.60 : x
  2. Step 2: Convert to fraction form
    585,735,161/878,653,805.52 = 192,143,978.60/x
  3. Step 3: Cross multiply
    585,735,161x = 878,653,805.52 × 192,143,978.60
  4. Step 4: Simplify right side
    585,735,161x = 168,828,038,004,643,424
  5. Step 5: Solve for x
    x = 168,828,038,004,643,424/585,735,161
  6. Step 6: Final answer
    x = 288,232,718.89

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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.