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Finding the Fourth Proportional to 65,361,831,201.90, 98,042,746,802.85 and 65,361,831,201.90

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Solution

The fourth proportional to 65,361,831,201.90, 98,042,746,802.85 and 65,361,831,201.90 is: 98,042,746,802.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,361,831,201.90 : 98,042,746,802.85 = 65,361,831,201.90 : x
  2. Step 2: Convert to fraction form
    65,361,831,201.90/98,042,746,802.85 = 65,361,831,201.90/x
  3. Step 3: Cross multiply
    65,361,831,201.90x = 98,042,746,802.85 × 65,361,831,201.90
  4. Step 4: Simplify right side
    65,361,831,201.90x = 6,408,253,467,098,502,660,096
  5. Step 5: Solve for x
    x = 6,408,253,467,098,502,660,096/65,361,831,201.90
  6. Step 6: Final answer
    x = 98,042,746,802.85

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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.