Home / 180,675,439.68-271,019,051.44-86,007,960.16

Finding the Fourth Proportional to 180,675,439.68, 271,019,051.44 and 86,007,960.16

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Solution

The fourth proportional to 180,675,439.68, 271,019,051.44 and 86,007,960.16 is: 129,014,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,675,439.68 : 271,019,051.44 = 86,007,960.16 : x
  2. Step 2: Convert to fraction form
    180,675,439.68/271,019,051.44 = 86,007,960.16/x
  3. Step 3: Cross multiply
    180,675,439.68x = 271,019,051.44 × 86,007,960.16
  4. Step 4: Simplify right side
    180,675,439.68x = 23,309,795,778,852,508
  5. Step 5: Solve for x
    x = 23,309,795,778,852,508/180,675,439.68
  6. Step 6: Final answer
    x = 129,014,745.00

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1.5x scale

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.