Home / 178,881,949.02-246,855,604.59-100,565,850.81

Finding the Fourth Proportional to 178,881,949.02, 246,855,604.59 and 100,565,850.81

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Solution

The fourth proportional to 178,881,949.02, 246,855,604.59 and 100,565,850.81 is: 138,780,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,881,949.02 : 246,855,604.59 = 100,565,850.81 : x
  2. Step 2: Convert to fraction form
    178,881,949.02/246,855,604.59 = 100,565,850.81/x
  3. Step 3: Cross multiply
    178,881,949.02x = 246,855,604.59 × 100,565,850.81
  4. Step 4: Simplify right side
    178,881,949.02x = 24,825,243,902,810,292
  5. Step 5: Solve for x
    x = 24,825,243,902,810,292/178,881,949.02
  6. Step 6: Final answer
    x = 138,780,039.23

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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.