Home / 140,336,273.07-210,540,281.90-54,051,512.31

Finding the Fourth Proportional to 140,336,273.07, 210,540,281.90 and 54,051,512.31

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Solution

The fourth proportional to 140,336,273.07, 210,540,281.90 and 54,051,512.31 is: 81,091,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,336,273.07 : 210,540,281.90 = 54,051,512.31 : x
  2. Step 2: Convert to fraction form
    140,336,273.07/210,540,281.90 = 54,051,512.31/x
  3. Step 3: Cross multiply
    140,336,273.07x = 210,540,281.90 × 54,051,512.31
  4. Step 4: Simplify right side
    140,336,273.07x = 11,380,020,638,598,464
  5. Step 5: Solve for x
    x = 11,380,020,638,598,464/140,336,273.07
  6. Step 6: Final answer
    x = 81,091,084.93

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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.