Home / 151,825,345.05-209,519,261.19-84,844,303.64

Finding the Fourth Proportional to 151,825,345.05, 209,519,261.19 and 84,844,303.64

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Solution

The fourth proportional to 151,825,345.05, 209,519,261.19 and 84,844,303.64 is: 117,085,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,825,345.05 : 209,519,261.19 = 84,844,303.64 : x
  2. Step 2: Convert to fraction form
    151,825,345.05/209,519,261.19 = 84,844,303.64/x
  3. Step 3: Cross multiply
    151,825,345.05x = 209,519,261.19 × 84,844,303.64
  4. Step 4: Simplify right side
    151,825,345.05x = 17,776,515,813,785,232
  5. Step 5: Solve for x
    x = 17,776,515,813,785,232/151,825,345.05
  6. Step 6: Final answer
    x = 117,085,298.29

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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.