Home / 31,245,410,177.37-43,118,633,231.16-16,972,248,964.89

Finding the Fourth Proportional to 31,245,410,177.37, 43,118,633,231.16 and 16,972,248,964.89

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Solution

The fourth proportional to 31,245,410,177.37, 43,118,633,231.16 and 16,972,248,964.89 is: 23,421,685,747.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,245,410,177.37 : 43,118,633,231.16 = 16,972,248,964.89 : x
  2. Step 2: Convert to fraction form
    31,245,410,177.37/43,118,633,231.16 = 16,972,248,964.89/x
  3. Step 3: Cross multiply
    31,245,410,177.37x = 43,118,633,231.16 × 16,972,248,964.89
  4. Step 4: Simplify right side
    31,245,410,177.37x = 731,820,178,225,026,957,312
  5. Step 5: Solve for x
    x = 731,820,178,225,026,957,312/31,245,410,177.37
  6. Step 6: Final answer
    x = 23,421,685,747.47

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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.