Home / 150,993,125.36-208,368,520.96-84,913,603.79

Finding the Fourth Proportional to 150,993,125.36, 208,368,520.96 and 84,913,603.79

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Solution

The fourth proportional to 150,993,125.36, 208,368,520.96 and 84,913,603.79 is: 117,179,652.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,993,125.36 : 208,368,520.96 = 84,913,603.79 : x
  2. Step 2: Convert to fraction form
    150,993,125.36/208,368,520.96 = 84,913,603.79/x
  3. Step 3: Cross multiply
    150,993,125.36x = 208,368,520.96 × 84,913,603.79
  4. Step 4: Simplify right side
    150,993,125.36x = 17,693,322,030,681,184
  5. Step 5: Solve for x
    x = 17,693,322,030,681,184/150,993,125.36
  6. Step 6: Final answer
    x = 117,179,652.97

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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.