Home / 346,831,262.39-478,626,629.74-188,061,096.84

Finding the Fourth Proportional to 346,831,262.39, 478,626,629.74 and 188,061,096.84

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Solution

The fourth proportional to 346,831,262.39, 478,626,629.74 and 188,061,096.84 is: 259,524,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,831,262.39 : 478,626,629.74 = 188,061,096.84 : x
  2. Step 2: Convert to fraction form
    346,831,262.39/478,626,629.74 = 188,061,096.84/x
  3. Step 3: Cross multiply
    346,831,262.39x = 478,626,629.74 × 188,061,096.84
  4. Step 4: Simplify right side
    346,831,262.39x = 90,011,048,963,471,968
  5. Step 5: Solve for x
    x = 90,011,048,963,471,968/346,831,262.39
  6. Step 6: Final answer
    x = 259,524,035.82

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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.