Home / 852,528,007.20-1,278,792,010.80-852,528,007.20

Finding the Fourth Proportional to 852,528,007.20, 1,278,792,010.80 and 852,528,007.20

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Solution

The fourth proportional to 852,528,007.20, 1,278,792,010.80 and 852,528,007.20 is: 1,278,792,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,528,007.20 : 1,278,792,010.80 = 852,528,007.20 : x
  2. Step 2: Convert to fraction form
    852,528,007.20/1,278,792,010.80 = 852,528,007.20/x
  3. Step 3: Cross multiply
    852,528,007.20x = 1,278,792,010.80 × 852,528,007.20
  4. Step 4: Simplify right side
    852,528,007.20x = 1,090,206,004,590,604,928
  5. Step 5: Solve for x
    x = 1,090,206,004,590,604,928/852,528,007.20
  6. Step 6: Final answer
    x = 1,278,792,010.80

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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.