Home / 917,601,286,143.34-1,376,167,158,639.60-272,055,962,078.50

Finding the Fourth Proportional to 917,601,286,143.34, 1,376,167,158,639.60 and 272,055,962,078.50

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Solution

The fourth proportional to 917,601,286,143.34, 1,376,167,158,639.60 and 272,055,962,078.50 is: 408,014,336,921.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,601,286,143.34 : 1,376,167,158,639.60 = 272,055,962,078.50 : x
  2. Step 2: Convert to fraction form
    917,601,286,143.34/1,376,167,158,639.60 = 272,055,962,078.50/x
  3. Step 3: Cross multiply
    917,601,286,143.34x = 1,376,167,158,639.60 × 272,055,962,078.50
  4. Step 4: Simplify right side
    917,601,286,143.34x = 374,394,480,324,532,127,137,792
  5. Step 5: Solve for x
    x = 374,394,480,324,532,127,137,792/917,601,286,143.34
  6. Step 6: Final answer
    x = 408,014,336,921.98

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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.