Home / 71,362,202,989,370-98,479,844,861,036-39,720,215,601,342

Finding the Fourth Proportional to 71,362,202,989,370, 98,479,844,861,036 and 39,720,215,601,342

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Solution

The fourth proportional to 71,362,202,989,370, 98,479,844,861,036 and 39,720,215,601,342 is: 54,813,900,165,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,362,202,989,370 : 98,479,844,861,036 = 39,720,215,601,342 : x
  2. Step 2: Convert to fraction form
    71,362,202,989,370/98,479,844,861,036 = 39,720,215,601,342/x
  3. Step 3: Cross multiply
    71,362,202,989,370x = 98,479,844,861,036 × 39,720,215,601,342
  4. Step 4: Simplify right side
    71,362,202,989,370x = 3,911,640,670,267,061,808,173,940,736
  5. Step 5: Solve for x
    x = 3,911,640,670,267,061,808,173,940,736/71,362,202,989,370
  6. Step 6: Final answer
    x = 54,813,900,165,746.48

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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.