Home / 866,849,863,880.97-1,300,442,245,466.60-329,586,050,782.71

Finding the Fourth Proportional to 866,849,863,880.97, 1,300,442,245,466.60 and 329,586,050,782.71

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Solution

The fourth proportional to 866,849,863,880.97, 1,300,442,245,466.60 and 329,586,050,782.71 is: 494,442,742,409.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,849,863,880.97 : 1,300,442,245,466.60 = 329,586,050,782.71 : x
  2. Step 2: Convert to fraction form
    866,849,863,880.97/1,300,442,245,466.60 = 329,586,050,782.71/x
  3. Step 3: Cross multiply
    866,849,863,880.97x = 1,300,442,245,466.60 × 329,586,050,782.71
  4. Step 4: Simplify right side
    866,849,863,880.97x = 428,607,623,954,336,285,982,720
  5. Step 5: Solve for x
    x = 428,607,623,954,336,285,982,720/866,849,863,880.97
  6. Step 6: Final answer
    x = 494,442,742,409.19

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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.