Home / 164,844,495.07-227,485,850.81-90,509,870.35

Finding the Fourth Proportional to 164,844,495.07, 227,485,850.81 and 90,509,870.35

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Solution

The fourth proportional to 164,844,495.07, 227,485,850.81 and 90,509,870.35 is: 124,903,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,844,495.07 : 227,485,850.81 = 90,509,870.35 : x
  2. Step 2: Convert to fraction form
    164,844,495.07/227,485,850.81 = 90,509,870.35/x
  3. Step 3: Cross multiply
    164,844,495.07x = 227,485,850.81 × 90,509,870.35
  4. Step 4: Simplify right side
    164,844,495.07x = 20,589,714,862,251,280
  5. Step 5: Solve for x
    x = 20,589,714,862,251,280/164,844,495.07
  6. Step 6: Final answer
    x = 124,903,866.85

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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.