Home / 209,952,323.80-314,928,485.70-166,114,346.20

Finding the Fourth Proportional to 209,952,323.80, 314,928,485.70 and 166,114,346.20

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Solution

The fourth proportional to 209,952,323.80, 314,928,485.70 and 166,114,346.20 is: 249,171,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,323.80 : 314,928,485.70 = 166,114,346.20 : x
  2. Step 2: Convert to fraction form
    209,952,323.80/314,928,485.70 = 166,114,346.20/x
  3. Step 3: Cross multiply
    209,952,323.80x = 314,928,485.70 × 166,114,346.20
  4. Step 4: Simplify right side
    209,952,323.80x = 52,314,139,501,811,544
  5. Step 5: Solve for x
    x = 52,314,139,501,811,544/209,952,323.80
  6. Step 6: Final answer
    x = 249,171,519.30

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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.