Home / 264,437,917.60-396,656,876.40-156,942,493.60

Finding the Fourth Proportional to 264,437,917.60, 396,656,876.40 and 156,942,493.60

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Solution

The fourth proportional to 264,437,917.60, 396,656,876.40 and 156,942,493.60 is: 235,413,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,437,917.60 : 396,656,876.40 = 156,942,493.60 : x
  2. Step 2: Convert to fraction form
    264,437,917.60/396,656,876.40 = 156,942,493.60/x
  3. Step 3: Cross multiply
    264,437,917.60x = 396,656,876.40 × 156,942,493.60
  4. Step 4: Simplify right side
    264,437,917.60x = 62,252,319,285,802,984
  5. Step 5: Solve for x
    x = 62,252,319,285,802,984/264,437,917.60
  6. Step 6: Final answer
    x = 235,413,740.40

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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.