Home / 217,923,976,845.60-326,885,965,268.40-173,844,134,541.60

Finding the Fourth Proportional to 217,923,976,845.60, 326,885,965,268.40 and 173,844,134,541.60

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Solution

The fourth proportional to 217,923,976,845.60, 326,885,965,268.40 and 173,844,134,541.60 is: 260,766,201,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,923,976,845.60 : 326,885,965,268.40 = 173,844,134,541.60 : x
  2. Step 2: Convert to fraction form
    217,923,976,845.60/326,885,965,268.40 = 173,844,134,541.60/x
  3. Step 3: Cross multiply
    217,923,976,845.60x = 326,885,965,268.40 × 173,844,134,541.60
  4. Step 4: Simplify right side
    217,923,976,845.60x = 56,827,207,725,880,518,377,472
  5. Step 5: Solve for x
    x = 56,827,207,725,880,518,377,472/217,923,976,845.60
  6. Step 6: Final answer
    x = 260,766,201,812.40

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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.