Home / 254,983,670.70-382,475,506.05-82,477,922.10

Finding the Fourth Proportional to 254,983,670.70, 382,475,506.05 and 82,477,922.10

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Solution

The fourth proportional to 254,983,670.70, 382,475,506.05 and 82,477,922.10 is: 123,716,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,983,670.70 : 382,475,506.05 = 82,477,922.10 : x
  2. Step 2: Convert to fraction form
    254,983,670.70/382,475,506.05 = 82,477,922.10/x
  3. Step 3: Cross multiply
    254,983,670.70x = 382,475,506.05 × 82,477,922.10
  4. Step 4: Simplify right side
    254,983,670.70x = 31,545,784,993,149,976
  5. Step 5: Solve for x
    x = 31,545,784,993,149,976/254,983,670.70
  6. Step 6: Final answer
    x = 123,716,883.15

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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.