Home / 277,518,821.76-416,116,874.04-105,008,961.60

Finding the Fourth Proportional to 277,518,821.76, 416,116,874.04 and 105,008,961.60

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Solution

The fourth proportional to 277,518,821.76, 416,116,874.04 and 105,008,961.60 is: 157,452,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,518,821.76 : 416,116,874.04 = 105,008,961.60 : x
  2. Step 2: Convert to fraction form
    277,518,821.76/416,116,874.04 = 105,008,961.60/x
  3. Step 3: Cross multiply
    277,518,821.76x = 416,116,874.04 × 105,008,961.60
  4. Step 4: Simplify right side
    277,518,821.76x = 43,696,000,847,178,400
  5. Step 5: Solve for x
    x = 43,696,000,847,178,400/277,518,821.76
  6. Step 6: Final answer
    x = 157,452,386.72

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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.