Home / 168,077,472.40-252,116,208.60-118,759,747.60

Finding the Fourth Proportional to 168,077,472.40, 252,116,208.60 and 118,759,747.60

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Solution

The fourth proportional to 168,077,472.40, 252,116,208.60 and 118,759,747.60 is: 178,139,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,077,472.40 : 252,116,208.60 = 118,759,747.60 : x
  2. Step 2: Convert to fraction form
    168,077,472.40/252,116,208.60 = 118,759,747.60/x
  3. Step 3: Cross multiply
    168,077,472.40x = 252,116,208.60 × 118,759,747.60
  4. Step 4: Simplify right side
    168,077,472.40x = 29,941,257,299,204,948
  5. Step 5: Solve for x
    x = 29,941,257,299,204,948/168,077,472.40
  6. Step 6: Final answer
    x = 178,139,621.40

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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.