Home / 496,911,582.09-685,706,785.88-273,880,990.40

Finding the Fourth Proportional to 496,911,582.09, 685,706,785.88 and 273,880,990.40

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Solution

The fourth proportional to 496,911,582.09, 685,706,785.88 and 273,880,990.40 is: 377,938,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,911,582.09 : 685,706,785.88 = 273,880,990.40 : x
  2. Step 2: Convert to fraction form
    496,911,582.09/685,706,785.88 = 273,880,990.40/x
  3. Step 3: Cross multiply
    496,911,582.09x = 685,706,785.88 × 273,880,990.40
  4. Step 4: Simplify right side
    496,911,582.09x = 187,802,053,636,017,184
  5. Step 5: Solve for x
    x = 187,802,053,636,017,184/496,911,582.09
  6. Step 6: Final answer
    x = 377,938,571.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.