Home / 437,256,437,907.72-655,913,435,865.12-114,567,152,895.84

Finding the Fourth Proportional to 437,256,437,907.72, 655,913,435,865.12 and 114,567,152,895.84

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Solution

The fourth proportional to 437,256,437,907.72, 655,913,435,865.12 and 114,567,152,895.84 is: 171,858,269,835.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,256,437,907.72 : 655,913,435,865.12 = 114,567,152,895.84 : x
  2. Step 2: Convert to fraction form
    437,256,437,907.72/655,913,435,865.12 = 114,567,152,895.84/x
  3. Step 3: Cross multiply
    437,256,437,907.72x = 655,913,435,865.12 × 114,567,152,895.84
  4. Step 4: Simplify right side
    437,256,437,907.72x = 75,146,134,893,194,941,300,736
  5. Step 5: Solve for x
    x = 75,146,134,893,194,941,300,736/437,256,437,907.72
  6. Step 6: Final answer
    x = 171,858,269,835.36

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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.