Home / 122,083,613.80-183,125,420.70-89,559,424.60

Finding the Fourth Proportional to 122,083,613.80, 183,125,420.70 and 89,559,424.60

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Solution

The fourth proportional to 122,083,613.80, 183,125,420.70 and 89,559,424.60 is: 134,339,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,083,613.80 : 183,125,420.70 = 89,559,424.60 : x
  2. Step 2: Convert to fraction form
    122,083,613.80/183,125,420.70 = 89,559,424.60/x
  3. Step 3: Cross multiply
    122,083,613.80x = 183,125,420.70 × 89,559,424.60
  4. Step 4: Simplify right side
    122,083,613.80x = 16,400,607,307,524,928
  5. Step 5: Solve for x
    x = 16,400,607,307,524,928/122,083,613.80
  6. Step 6: Final answer
    x = 134,339,136.90

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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.