Home / 154,675,569-213,457,897.44-88,608,835.92

Finding the Fourth Proportional to 154,675,569, 213,457,897.44 and 88,608,835.92

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Solution

The fourth proportional to 154,675,569, 213,457,897.44 and 88,608,835.92 is: 122,283,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,675,569 : 213,457,897.44 = 88,608,835.92 : x
  2. Step 2: Convert to fraction form
    154,675,569/213,457,897.44 = 88,608,835.92/x
  3. Step 3: Cross multiply
    154,675,569x = 213,457,897.44 × 88,608,835.92
  4. Step 4: Simplify right side
    154,675,569x = 18,914,255,810,089,148
  5. Step 5: Solve for x
    x = 18,914,255,810,089,148/154,675,569
  6. Step 6: Final answer
    x = 122,283,408.64

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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.