Home / 616,220,647.20-850,471,693.56-381,346,950.96

Finding the Fourth Proportional to 616,220,647.20, 850,471,693.56 and 381,346,950.96

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Solution

The fourth proportional to 616,220,647.20, 850,471,693.56 and 381,346,950.96 is: 526,312,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,220,647.20 : 850,471,693.56 = 381,346,950.96 : x
  2. Step 2: Convert to fraction form
    616,220,647.20/850,471,693.56 = 381,346,950.96/x
  3. Step 3: Cross multiply
    616,220,647.20x = 850,471,693.56 × 381,346,950.96
  4. Step 4: Simplify right side
    616,220,647.20x = 324,324,787,216,893,440
  5. Step 5: Solve for x
    x = 324,324,787,216,893,440/616,220,647.20
  6. Step 6: Final answer
    x = 526,312,756.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.