Home / 550,698,339.60-824,134,321.80-504,781,837.20

Finding the Fourth Proportional to 550,698,339.60, 824,134,321.80 and 504,781,837.20

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Solution

The fourth proportional to 550,698,339.60, 824,134,321.80 and 504,781,837.20 is: 755,419,087.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,698,339.60 : 824,134,321.80 = 504,781,837.20 : x
  2. Step 2: Convert to fraction form
    550,698,339.60/824,134,321.80 = 504,781,837.20/x
  3. Step 3: Cross multiply
    550,698,339.60x = 824,134,321.80 × 504,781,837.20
  4. Step 4: Simplify right side
    550,698,339.60x = 416,008,037,057,779,968
  5. Step 5: Solve for x
    x = 416,008,037,057,779,968/550,698,339.60
  6. Step 6: Final answer
    x = 755,419,087.26

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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.