Home / 122,644,886.40-183,967,329.60-100,725,897.60

Finding the Fourth Proportional to 122,644,886.40, 183,967,329.60 and 100,725,897.60

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Solution

The fourth proportional to 122,644,886.40, 183,967,329.60 and 100,725,897.60 is: 151,088,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,644,886.40 : 183,967,329.60 = 100,725,897.60 : x
  2. Step 2: Convert to fraction form
    122,644,886.40/183,967,329.60 = 100,725,897.60/x
  3. Step 3: Cross multiply
    122,644,886.40x = 183,967,329.60 × 100,725,897.60
  4. Step 4: Simplify right side
    122,644,886.40x = 18,530,274,403,035,048
  5. Step 5: Solve for x
    x = 18,530,274,403,035,048/122,644,886.40
  6. Step 6: Final answer
    x = 151,088,846.40

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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.