Home / 255,671,691.02-383,505,223.42-80,794,753.74

Finding the Fourth Proportional to 255,671,691.02, 383,505,223.42 and 80,794,753.74

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Solution

The fourth proportional to 255,671,691.02, 383,505,223.42 and 80,794,753.74 is: 121,191,399.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,671,691.02 : 383,505,223.42 = 80,794,753.74 : x
  2. Step 2: Convert to fraction form
    255,671,691.02/383,505,223.42 = 80,794,753.74/x
  3. Step 3: Cross multiply
    255,671,691.02x = 383,505,223.42 × 80,794,753.74
  4. Step 4: Simplify right side
    255,671,691.02x = 30,985,210,084,222,580
  5. Step 5: Solve for x
    x = 30,985,210,084,222,580/255,671,691.02
  6. Step 6: Final answer
    x = 121,191,399.64

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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.