Home / 255,214,329.60-382,821,494.40-82,696,771.20

Finding the Fourth Proportional to 255,214,329.60, 382,821,494.40 and 82,696,771.20

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Solution

The fourth proportional to 255,214,329.60, 382,821,494.40 and 82,696,771.20 is: 124,045,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,214,329.60 : 382,821,494.40 = 82,696,771.20 : x
  2. Step 2: Convert to fraction form
    255,214,329.60/382,821,494.40 = 82,696,771.20/x
  3. Step 3: Cross multiply
    255,214,329.60x = 382,821,494.40 × 82,696,771.20
  4. Step 4: Simplify right side
    255,214,329.60x = 31,658,101,532,838,880
  5. Step 5: Solve for x
    x = 31,658,101,532,838,880/255,214,329.60
  6. Step 6: Final answer
    x = 124,045,156.80

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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.