Home / 292,032,783.60-438,049,175.40-177,147,049.20

Finding the Fourth Proportional to 292,032,783.60, 438,049,175.40 and 177,147,049.20

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Solution

The fourth proportional to 292,032,783.60, 438,049,175.40 and 177,147,049.20 is: 265,720,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,032,783.60 : 438,049,175.40 = 177,147,049.20 : x
  2. Step 2: Convert to fraction form
    292,032,783.60/438,049,175.40 = 177,147,049.20/x
  3. Step 3: Cross multiply
    292,032,783.60x = 438,049,175.40 × 177,147,049.20
  4. Step 4: Simplify right side
    292,032,783.60x = 77,599,118,826,603,216
  5. Step 5: Solve for x
    x = 77,599,118,826,603,216/292,032,783.60
  6. Step 6: Final answer
    x = 265,720,573.80

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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.