Home / 212,846,828.06-319,433,199.93-96,343,999.57

Finding the Fourth Proportional to 212,846,828.06, 319,433,199.93 and 96,343,999.57

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Solution

The fourth proportional to 212,846,828.06, 319,433,199.93 and 96,343,999.57 is: 144,589,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,846,828.06 : 319,433,199.93 = 96,343,999.57 : x
  2. Step 2: Convert to fraction form
    212,846,828.06/319,433,199.93 = 96,343,999.57/x
  3. Step 3: Cross multiply
    212,846,828.06x = 319,433,199.93 × 96,343,999.57
  4. Step 4: Simplify right side
    212,846,828.06x = 30,775,472,076,262,348
  5. Step 5: Solve for x
    x = 30,775,472,076,262,348/212,846,828.06
  6. Step 6: Final answer
    x = 144,589,761.36

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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.