Home / 438,673,883,491.92-658,055,911,114.55-151,831,470,644.67

Finding the Fourth Proportional to 438,673,883,491.92, 658,055,911,114.55 and 151,831,470,644.67

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Solution

The fourth proportional to 438,673,883,491.92, 658,055,911,114.55 and 151,831,470,644.67 is: 227,762,810,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,673,883,491.92 : 658,055,911,114.55 = 151,831,470,644.67 : x
  2. Step 2: Convert to fraction form
    438,673,883,491.92/658,055,911,114.55 = 151,831,470,644.67/x
  3. Step 3: Cross multiply
    438,673,883,491.92x = 658,055,911,114.55 × 151,831,470,644.67
  4. Step 4: Simplify right side
    438,673,883,491.92x = 99,913,596,750,940,392,652,800
  5. Step 5: Solve for x
    x = 99,913,596,750,940,392,652,800/438,673,883,491.92
  6. Step 6: Final answer
    x = 227,762,810,850.76

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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.