Home / 77,902,093.71-107,501,712.30-44,863,587.72

Finding the Fourth Proportional to 77,902,093.71, 107,501,712.30 and 44,863,587.72

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Solution

The fourth proportional to 77,902,093.71, 107,501,712.30 and 44,863,587.72 is: 61,909,921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,902,093.71 : 107,501,712.30 = 44,863,587.72 : x
  2. Step 2: Convert to fraction form
    77,902,093.71/107,501,712.30 = 44,863,587.72/x
  3. Step 3: Cross multiply
    77,902,093.71x = 107,501,712.30 × 44,863,587.72
  4. Step 4: Simplify right side
    77,902,093.71x = 4,822,912,499,821,253
  5. Step 5: Solve for x
    x = 4,822,912,499,821,253/77,902,093.71
  6. Step 6: Final answer
    x = 61,909,921.42

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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.