Home / 550,476,051.60-825,714,077.40-305,588,038.80

Finding the Fourth Proportional to 550,476,051.60, 825,714,077.40 and 305,588,038.80

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Solution

The fourth proportional to 550,476,051.60, 825,714,077.40 and 305,588,038.80 is: 458,382,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,476,051.60 : 825,714,077.40 = 305,588,038.80 : x
  2. Step 2: Convert to fraction form
    550,476,051.60/825,714,077.40 = 305,588,038.80/x
  3. Step 3: Cross multiply
    550,476,051.60x = 825,714,077.40 × 305,588,038.80
  4. Step 4: Simplify right side
    550,476,051.60x = 252,328,345,522,217,408
  5. Step 5: Solve for x
    x = 252,328,345,522,217,408/550,476,051.60
  6. Step 6: Final answer
    x = 458,382,058.20

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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.