Home / 186,528,291.20-279,792,436.80-65,347,107.20

Finding the Fourth Proportional to 186,528,291.20, 279,792,436.80 and 65,347,107.20

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Solution

The fourth proportional to 186,528,291.20, 279,792,436.80 and 65,347,107.20 is: 98,020,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,528,291.20 : 279,792,436.80 = 65,347,107.20 : x
  2. Step 2: Convert to fraction form
    186,528,291.20/279,792,436.80 = 65,347,107.20/x
  3. Step 3: Cross multiply
    186,528,291.20x = 279,792,436.80 × 65,347,107.20
  4. Step 4: Simplify right side
    186,528,291.20x = 18,283,626,361,318,828
  5. Step 5: Solve for x
    x = 18,283,626,361,318,828/186,528,291.20
  6. Step 6: Final answer
    x = 98,020,660.80

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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.