Home / 122,146,429.60-183,219,644.40-103,014,553.60

Finding the Fourth Proportional to 122,146,429.60, 183,219,644.40 and 103,014,553.60

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Solution

The fourth proportional to 122,146,429.60, 183,219,644.40 and 103,014,553.60 is: 154,521,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,146,429.60 : 183,219,644.40 = 103,014,553.60 : x
  2. Step 2: Convert to fraction form
    122,146,429.60/183,219,644.40 = 103,014,553.60/x
  3. Step 3: Cross multiply
    122,146,429.60x = 183,219,644.40 × 103,014,553.60
  4. Step 4: Simplify right side
    122,146,429.60x = 18,874,289,878,616,740
  5. Step 5: Solve for x
    x = 18,874,289,878,616,740/122,146,429.60
  6. Step 6: Final answer
    x = 154,521,830.40

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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.