Home / 255,778,817.40-383,227,326.90-119,184,046.20

Finding the Fourth Proportional to 255,778,817.40, 383,227,326.90 and 119,184,046.20

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Solution

The fourth proportional to 255,778,817.40, 383,227,326.90 and 119,184,046.20 is: 178,570,625.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,778,817.40 : 383,227,326.90 = 119,184,046.20 : x
  2. Step 2: Convert to fraction form
    255,778,817.40/383,227,326.90 = 119,184,046.20/x
  3. Step 3: Cross multiply
    255,778,817.40x = 383,227,326.90 × 119,184,046.20
  4. Step 4: Simplify right side
    255,778,817.40x = 45,674,583,434,352,104
  5. Step 5: Solve for x
    x = 45,674,583,434,352,104/255,778,817.40
  6. Step 6: Final answer
    x = 178,570,625.58

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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.