Home / 160,848,745.92-221,961,882.96-90,277,798.32

Finding the Fourth Proportional to 160,848,745.92, 221,961,882.96 and 90,277,798.32

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Solution

The fourth proportional to 160,848,745.92, 221,961,882.96 and 90,277,798.32 is: 124,578,093.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,848,745.92 : 221,961,882.96 = 90,277,798.32 : x
  2. Step 2: Convert to fraction form
    160,848,745.92/221,961,882.96 = 90,277,798.32/x
  3. Step 3: Cross multiply
    160,848,745.92x = 221,961,882.96 × 90,277,798.32
  4. Step 4: Simplify right side
    160,848,745.92x = 20,038,230,104,590,324
  5. Step 5: Solve for x
    x = 20,038,230,104,590,324/160,848,745.92
  6. Step 6: Final answer
    x = 124,578,093.48

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1.5x scale

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.