Home / 76,316,552.44-105,307,283.58-51,590,538.20

Finding the Fourth Proportional to 76,316,552.44, 105,307,283.58 and 51,590,538.20

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Solution

The fourth proportional to 76,316,552.44, 105,307,283.58 and 51,590,538.20 is: 71,188,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,316,552.44 : 105,307,283.58 = 51,590,538.20 : x
  2. Step 2: Convert to fraction form
    76,316,552.44/105,307,283.58 = 51,590,538.20/x
  3. Step 3: Cross multiply
    76,316,552.44x = 105,307,283.58 × 51,590,538.20
  4. Step 4: Simplify right side
    76,316,552.44x = 5,432,859,436,272,223
  5. Step 5: Solve for x
    x = 5,432,859,436,272,223/76,316,552.44
  6. Step 6: Final answer
    x = 71,188,480.91

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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.