Home / 523,112,827.60-783,325,548.60-414,721,608.40

Finding the Fourth Proportional to 523,112,827.60, 783,325,548.60 and 414,721,608.40

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Solution

The fourth proportional to 523,112,827.60, 783,325,548.60 and 414,721,608.40 is: 621,017,138.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,112,827.60 : 783,325,548.60 = 414,721,608.40 : x
  2. Step 2: Convert to fraction form
    523,112,827.60/783,325,548.60 = 414,721,608.40/x
  3. Step 3: Cross multiply
    523,112,827.60x = 783,325,548.60 × 414,721,608.40
  4. Step 4: Simplify right side
    523,112,827.60x = 324,862,031,416,204,352
  5. Step 5: Solve for x
    x = 324,862,031,416,204,352/523,112,827.60
  6. Step 6: Final answer
    x = 621,017,138.71

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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.