Home / 193,461,146.85-266,964,289.41-106,541,018.85

Finding the Fourth Proportional to 193,461,146.85, 266,964,289.41 and 106,541,018.85

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Solution

The fourth proportional to 193,461,146.85, 266,964,289.41 and 106,541,018.85 is: 147,019,946.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,461,146.85 : 266,964,289.41 = 106,541,018.85 : x
  2. Step 2: Convert to fraction form
    193,461,146.85/266,964,289.41 = 106,541,018.85/x
  3. Step 3: Cross multiply
    193,461,146.85x = 266,964,289.41 × 106,541,018.85
  4. Step 4: Simplify right side
    193,461,146.85x = 28,442,647,390,307,664
  5. Step 5: Solve for x
    x = 28,442,647,390,307,664/193,461,146.85
  6. Step 6: Final answer
    x = 147,019,946.14

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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.