Home / 181,445,465.70-272,203,627.95-72,252,054.90

Finding the Fourth Proportional to 181,445,465.70, 272,203,627.95 and 72,252,054.90

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Solution

The fourth proportional to 181,445,465.70, 272,203,627.95 and 72,252,054.90 is: 108,392,190.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,445,465.70 : 272,203,627.95 = 72,252,054.90 : x
  2. Step 2: Convert to fraction form
    181,445,465.70/272,203,627.95 = 72,252,054.90/x
  3. Step 3: Cross multiply
    181,445,465.70x = 272,203,627.95 × 72,252,054.90
  4. Step 4: Simplify right side
    181,445,465.70x = 19,667,271,470,622,576
  5. Step 5: Solve for x
    x = 19,667,271,470,622,576/181,445,465.70
  6. Step 6: Final answer
    x = 108,392,190.43

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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.