Home / 351,015,963.60-526,523,945.40-178,829,079.60

Finding the Fourth Proportional to 351,015,963.60, 526,523,945.40 and 178,829,079.60

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Solution

The fourth proportional to 351,015,963.60, 526,523,945.40 and 178,829,079.60 is: 268,243,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,015,963.60 : 526,523,945.40 = 178,829,079.60 : x
  2. Step 2: Convert to fraction form
    351,015,963.60/526,523,945.40 = 178,829,079.60/x
  3. Step 3: Cross multiply
    351,015,963.60x = 526,523,945.40 × 178,829,079.60
  4. Step 4: Simplify right side
    351,015,963.60x = 94,157,792,543,242,640
  5. Step 5: Solve for x
    x = 94,157,792,543,242,640/351,015,963.60
  6. Step 6: Final answer
    x = 268,243,619.40

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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.