Home / 863,925,902.39-1,295,946,317.07-303,619,966.08

Finding the Fourth Proportional to 863,925,902.39, 1,295,946,317.07 and 303,619,966.08

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Solution

The fourth proportional to 863,925,902.39, 1,295,946,317.07 and 303,619,966.08 is: 455,450,144.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,925,902.39 : 1,295,946,317.07 = 303,619,966.08 : x
  2. Step 2: Convert to fraction form
    863,925,902.39/1,295,946,317.07 = 303,619,966.08/x
  3. Step 3: Cross multiply
    863,925,902.39x = 1,295,946,317.07 × 303,619,966.08
  4. Step 4: Simplify right side
    863,925,902.39x = 393,475,176,830,294,272
  5. Step 5: Solve for x
    x = 393,475,176,830,294,272/863,925,902.39
  6. Step 6: Final answer
    x = 455,450,144.21

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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.