Home / 255,757,912.40-383,636,868.60-94,178,853.20

Finding the Fourth Proportional to 255,757,912.40, 383,636,868.60 and 94,178,853.20

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Solution

The fourth proportional to 255,757,912.40, 383,636,868.60 and 94,178,853.20 is: 141,268,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,757,912.40 : 383,636,868.60 = 94,178,853.20 : x
  2. Step 2: Convert to fraction form
    255,757,912.40/383,636,868.60 = 94,178,853.20/x
  3. Step 3: Cross multiply
    255,757,912.40x = 383,636,868.60 × 94,178,853.20
  4. Step 4: Simplify right side
    255,757,912.40x = 36,130,480,329,987,096
  5. Step 5: Solve for x
    x = 36,130,480,329,987,096/255,757,912.40
  6. Step 6: Final answer
    x = 141,268,279.80

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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.