Home / 264,565,667.79-396,822,858.58-80,334,763.38

Finding the Fourth Proportional to 264,565,667.79, 396,822,858.58 and 80,334,763.38

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Solution

The fourth proportional to 264,565,667.79, 396,822,858.58 and 80,334,763.38 is: 120,494,358.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,565,667.79 : 396,822,858.58 = 80,334,763.38 : x
  2. Step 2: Convert to fraction form
    264,565,667.79/396,822,858.58 = 80,334,763.38/x
  3. Step 3: Cross multiply
    264,565,667.79x = 396,822,858.58 × 80,334,763.38
  4. Step 4: Simplify right side
    264,565,667.79x = 31,878,670,447,598,664
  5. Step 5: Solve for x
    x = 31,878,670,447,598,664/264,565,667.79
  6. Step 6: Final answer
    x = 120,494,358.60

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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.