Home / 259,880,603.13-389,821,569.21-65,792,039.06

Finding the Fourth Proportional to 259,880,603.13, 389,821,569.21 and 65,792,039.06

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Solution

The fourth proportional to 259,880,603.13, 389,821,569.21 and 65,792,039.06 is: 98,688,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,880,603.13 : 389,821,569.21 = 65,792,039.06 : x
  2. Step 2: Convert to fraction form
    259,880,603.13/389,821,569.21 = 65,792,039.06/x
  3. Step 3: Cross multiply
    259,880,603.13x = 389,821,569.21 × 65,792,039.06
  4. Step 4: Simplify right side
    259,880,603.13x = 25,647,155,908,869,364
  5. Step 5: Solve for x
    x = 25,647,155,908,869,364/259,880,603.13
  6. Step 6: Final answer
    x = 98,688,226.82

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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.