Home / 792,768,984.72-1,188,883,805.40-301,363,731.60

Finding the Fourth Proportional to 792,768,984.72, 1,188,883,805.40 and 301,363,731.60

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Solution

The fourth proportional to 792,768,984.72, 1,188,883,805.40 and 301,363,731.60 is: 451,943,084.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,768,984.72 : 1,188,883,805.40 = 301,363,731.60 : x
  2. Step 2: Convert to fraction form
    792,768,984.72/1,188,883,805.40 = 301,363,731.60/x
  3. Step 3: Cross multiply
    792,768,984.72x = 1,188,883,805.40 × 301,363,731.60
  4. Step 4: Simplify right side
    792,768,984.72x = 358,286,460,034,152,256
  5. Step 5: Solve for x
    x = 358,286,460,034,152,256/792,768,984.72
  6. Step 6: Final answer
    x = 451,943,084.23

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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.