Home / 176,059,975.20-264,089,962.80-85,192,749.60

Finding the Fourth Proportional to 176,059,975.20, 264,089,962.80 and 85,192,749.60

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Solution

The fourth proportional to 176,059,975.20, 264,089,962.80 and 85,192,749.60 is: 127,789,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,059,975.20 : 264,089,962.80 = 85,192,749.60 : x
  2. Step 2: Convert to fraction form
    176,059,975.20/264,089,962.80 = 85,192,749.60/x
  3. Step 3: Cross multiply
    176,059,975.20x = 264,089,962.80 × 85,192,749.60
  4. Step 4: Simplify right side
    176,059,975.20x = 22,498,550,072,693,716
  5. Step 5: Solve for x
    x = 22,498,550,072,693,716/176,059,975.20
  6. Step 6: Final answer
    x = 127,789,124.40

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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.