Home / 144,970,442.37-200,059,243.02-79,780,346.37

Finding the Fourth Proportional to 144,970,442.37, 200,059,243.02 and 79,780,346.37

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Solution

The fourth proportional to 144,970,442.37, 200,059,243.02 and 79,780,346.37 is: 110,096,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,970,442.37 : 200,059,243.02 = 79,780,346.37 : x
  2. Step 2: Convert to fraction form
    144,970,442.37/200,059,243.02 = 79,780,346.37/x
  3. Step 3: Cross multiply
    144,970,442.37x = 200,059,243.02 × 79,780,346.37
  4. Step 4: Simplify right side
    144,970,442.37x = 15,960,795,702,655,606
  5. Step 5: Solve for x
    x = 15,960,795,702,655,606/144,970,442.37
  6. Step 6: Final answer
    x = 110,096,895.90

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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.