Home / 131,993,982.20-197,990,973.30-123,036,030.20

Finding the Fourth Proportional to 131,993,982.20, 197,990,973.30 and 123,036,030.20

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Solution

The fourth proportional to 131,993,982.20, 197,990,973.30 and 123,036,030.20 is: 184,554,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,993,982.20 : 197,990,973.30 = 123,036,030.20 : x
  2. Step 2: Convert to fraction form
    131,993,982.20/197,990,973.30 = 123,036,030.20/x
  3. Step 3: Cross multiply
    131,993,982.20x = 197,990,973.30 × 123,036,030.20
  4. Step 4: Simplify right side
    131,993,982.20x = 24,360,023,370,266,196
  5. Step 5: Solve for x
    x = 24,360,023,370,266,196/131,993,982.20
  6. Step 6: Final answer
    x = 184,554,045.30

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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.