Home / 292,032,787.60-438,049,181.40-177,147,053.20

Finding the Fourth Proportional to 292,032,787.60, 438,049,181.40 and 177,147,053.20

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Solution

The fourth proportional to 292,032,787.60, 438,049,181.40 and 177,147,053.20 is: 265,720,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,032,787.60 : 438,049,181.40 = 177,147,053.20 : x
  2. Step 2: Convert to fraction form
    292,032,787.60/438,049,181.40 = 177,147,053.20/x
  3. Step 3: Cross multiply
    292,032,787.60x = 438,049,181.40 × 177,147,053.20
  4. Step 4: Simplify right side
    292,032,787.60x = 77,599,121,641,682,240
  5. Step 5: Solve for x
    x = 77,599,121,641,682,240/292,032,787.60
  6. Step 6: Final answer
    x = 265,720,579.80

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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.