Home / 169,824,542.40-254,736,813.60-166,990,190.40

Finding the Fourth Proportional to 169,824,542.40, 254,736,813.60 and 166,990,190.40

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Solution

The fourth proportional to 169,824,542.40, 254,736,813.60 and 166,990,190.40 is: 250,485,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,824,542.40 : 254,736,813.60 = 166,990,190.40 : x
  2. Step 2: Convert to fraction form
    169,824,542.40/254,736,813.60 = 166,990,190.40/x
  3. Step 3: Cross multiply
    169,824,542.40x = 254,736,813.60 × 166,990,190.40
  4. Step 4: Simplify right side
    169,824,542.40x = 42,538,549,004,953,312
  5. Step 5: Solve for x
    x = 42,538,549,004,953,312/169,824,542.40
  6. Step 6: Final answer
    x = 250,485,285.60

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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.