Home / 235,507,313.17-325,000,107.03-131,083,142.68

Finding the Fourth Proportional to 235,507,313.17, 325,000,107.03 and 131,083,142.68

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Solution

The fourth proportional to 235,507,313.17, 325,000,107.03 and 131,083,142.68 is: 180,894,745.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,507,313.17 : 325,000,107.03 = 131,083,142.68 : x
  2. Step 2: Convert to fraction form
    235,507,313.17/325,000,107.03 = 131,083,142.68/x
  3. Step 3: Cross multiply
    235,507,313.17x = 325,000,107.03 × 131,083,142.68
  4. Step 4: Simplify right side
    235,507,313.17x = 42,602,035,400,828,760
  5. Step 5: Solve for x
    x = 42,602,035,400,828,760/235,507,313.17
  6. Step 6: Final answer
    x = 180,894,745.17

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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.