Home / 209,952,270.45-314,928,405.68-180,726,952.05

Finding the Fourth Proportional to 209,952,270.45, 314,928,405.68 and 180,726,952.05

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Solution

The fourth proportional to 209,952,270.45, 314,928,405.68 and 180,726,952.05 is: 271,090,428.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,270.45 : 314,928,405.68 = 180,726,952.05 : x
  2. Step 2: Convert to fraction form
    209,952,270.45/314,928,405.68 = 180,726,952.05/x
  3. Step 3: Cross multiply
    209,952,270.45x = 314,928,405.68 × 180,726,952.05
  4. Step 4: Simplify right side
    209,952,270.45x = 56,916,050,871,608,680
  5. Step 5: Solve for x
    x = 56,916,050,871,608,680/209,952,270.45
  6. Step 6: Final answer
    x = 271,090,428.08

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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.