Home / 419,878,032.22-579,431,933.90-234,239,048.11

Finding the Fourth Proportional to 419,878,032.22, 579,431,933.90 and 234,239,048.11

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Solution

The fourth proportional to 419,878,032.22, 579,431,933.90 and 234,239,048.11 is: 323,250,025.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,878,032.22 : 579,431,933.90 = 234,239,048.11 : x
  2. Step 2: Convert to fraction form
    419,878,032.22/579,431,933.90 = 234,239,048.11/x
  3. Step 3: Cross multiply
    419,878,032.22x = 579,431,933.90 × 234,239,048.11
  4. Step 4: Simplify right side
    419,878,032.22x = 135,725,584,641,272,448
  5. Step 5: Solve for x
    x = 135,725,584,641,272,448/419,878,032.22
  6. Step 6: Final answer
    x = 323,250,025.55

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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.