Home / 209,952,316.30-314,928,474.45-166,114,338.70

Finding the Fourth Proportional to 209,952,316.30, 314,928,474.45 and 166,114,338.70

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Solution

The fourth proportional to 209,952,316.30, 314,928,474.45 and 166,114,338.70 is: 249,171,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,316.30 : 314,928,474.45 = 166,114,338.70 : x
  2. Step 2: Convert to fraction form
    209,952,316.30/314,928,474.45 = 166,114,338.70/x
  3. Step 3: Cross multiply
    209,952,316.30x = 314,928,474.45 × 166,114,338.70
  4. Step 4: Simplify right side
    209,952,316.30x = 52,314,135,271,061,592
  5. Step 5: Solve for x
    x = 52,314,135,271,061,592/209,952,316.30
  6. Step 6: Final answer
    x = 249,171,508.05

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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.