Home / 743,004,684,755.40-1,025,330,393,984-430,158,261,606.86

Finding the Fourth Proportional to 743,004,684,755.40, 1,025,330,393,984 and 430,158,261,606.86

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Solution

The fourth proportional to 743,004,684,755.40, 1,025,330,393,984 and 430,158,261,606.86 is: 593,609,096,817.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,004,684,755.40 : 1,025,330,393,984 = 430,158,261,606.86 : x
  2. Step 2: Convert to fraction form
    743,004,684,755.40/1,025,330,393,984 = 430,158,261,606.86/x
  3. Step 3: Cross multiply
    743,004,684,755.40x = 1,025,330,393,984 × 430,158,261,606.86
  4. Step 4: Simplify right side
    743,004,684,755.40x = 441,054,339,848,834,258,042,880
  5. Step 5: Solve for x
    x = 441,054,339,848,834,258,042,880/743,004,684,755.40
  6. Step 6: Final answer
    x = 593,609,096,817.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.