Home / 125,388,001.20-188,082,001.80-94,776,999.60

Finding the Fourth Proportional to 125,388,001.20, 188,082,001.80 and 94,776,999.60

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Solution

The fourth proportional to 125,388,001.20, 188,082,001.80 and 94,776,999.60 is: 142,165,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,388,001.20 : 188,082,001.80 = 94,776,999.60 : x
  2. Step 2: Convert to fraction form
    125,388,001.20/188,082,001.80 = 94,776,999.60/x
  3. Step 3: Cross multiply
    125,388,001.20x = 188,082,001.80 × 94,776,999.60
  4. Step 4: Simplify right side
    125,388,001.20x = 17,825,847,809,365,800
  5. Step 5: Solve for x
    x = 17,825,847,809,365,800/125,388,001.20
  6. Step 6: Final answer
    x = 142,165,499.40

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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.