Home / 235,507,720.68-325,000,669.14-131,083,551.72

Finding the Fourth Proportional to 235,507,720.68, 325,000,669.14 and 131,083,551.72

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Solution

The fourth proportional to 235,507,720.68, 325,000,669.14 and 131,083,551.72 is: 180,895,309.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,507,720.68 : 325,000,669.14 = 131,083,551.72 : x
  2. Step 2: Convert to fraction form
    235,507,720.68/325,000,669.14 = 131,083,551.72/x
  3. Step 3: Cross multiply
    235,507,720.68x = 325,000,669.14 × 131,083,551.72
  4. Step 4: Simplify right side
    235,507,720.68x = 42,602,242,022,247,792
  5. Step 5: Solve for x
    x = 42,602,242,022,247,792/235,507,720.68
  6. Step 6: Final answer
    x = 180,895,309.50

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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.