Home / 112,353,961.65-168,530,942.48-31,574,929.65

Finding the Fourth Proportional to 112,353,961.65, 168,530,942.48 and 31,574,929.65

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Solution

The fourth proportional to 112,353,961.65, 168,530,942.48 and 31,574,929.65 is: 47,362,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,353,961.65 : 168,530,942.48 = 31,574,929.65 : x
  2. Step 2: Convert to fraction form
    112,353,961.65/168,530,942.48 = 31,574,929.65/x
  3. Step 3: Cross multiply
    112,353,961.65x = 168,530,942.48 × 31,574,929.65
  4. Step 4: Simplify right side
    112,353,961.65x = 5,321,352,652,496,321
  5. Step 5: Solve for x
    x = 5,321,352,652,496,321/112,353,961.65
  6. Step 6: Final answer
    x = 47,362,394.48

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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.