Home / 147,954,813.93-222,019,896.38-82,430,795.97

Finding the Fourth Proportional to 147,954,813.93, 222,019,896.38 and 82,430,795.97

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Solution

The fourth proportional to 147,954,813.93, 222,019,896.38 and 82,430,795.97 is: 123,695,041.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,954,813.93 : 222,019,896.38 = 82,430,795.97 : x
  2. Step 2: Convert to fraction form
    147,954,813.93/222,019,896.38 = 82,430,795.97/x
  3. Step 3: Cross multiply
    147,954,813.93x = 222,019,896.38 × 82,430,795.97
  4. Step 4: Simplify right side
    147,954,813.93x = 18,301,276,779,368,168
  5. Step 5: Solve for x
    x = 18,301,276,779,368,168/147,954,813.93
  6. Step 6: Final answer
    x = 123,695,041.03

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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.