Home / 350,448,482.90-525,259,906.22-143,057,372.42

Finding the Fourth Proportional to 350,448,482.90, 525,259,906.22 and 143,057,372.42

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Solution

The fourth proportional to 350,448,482.90, 525,259,906.22 and 143,057,372.42 is: 214,417,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,448,482.90 : 525,259,906.22 = 143,057,372.42 : x
  2. Step 2: Convert to fraction form
    350,448,482.90/525,259,906.22 = 143,057,372.42/x
  3. Step 3: Cross multiply
    350,448,482.90x = 525,259,906.22 × 143,057,372.42
  4. Step 4: Simplify right side
    350,448,482.90x = 75,142,302,018,067,216
  5. Step 5: Solve for x
    x = 75,142,302,018,067,216/350,448,482.90
  6. Step 6: Final answer
    x = 214,417,541.20

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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.