Home / 56,277,190.23-77,664,949.76-31,159,299.39

Finding the Fourth Proportional to 56,277,190.23, 77,664,949.76 and 31,159,299.39

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Solution

The fourth proportional to 56,277,190.23, 77,664,949.76 and 31,159,299.39 is: 43,001,177.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,277,190.23 : 77,664,949.76 = 31,159,299.39 : x
  2. Step 2: Convert to fraction form
    56,277,190.23/77,664,949.76 = 31,159,299.39/x
  3. Step 3: Cross multiply
    56,277,190.23x = 77,664,949.76 × 31,159,299.39
  4. Step 4: Simplify right side
    56,277,190.23x = 2,419,985,421,681,149
  5. Step 5: Solve for x
    x = 2,419,985,421,681,149/56,277,190.23
  6. Step 6: Final answer
    x = 43,001,177.06

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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.