Home / 802,261,155.41-1,106,712,940.61-523,965,580.37

Finding the Fourth Proportional to 802,261,155.41, 1,106,712,940.61 and 523,965,580.37

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Solution

The fourth proportional to 802,261,155.41, 1,106,712,940.61 and 523,965,580.37 is: 722,806,388.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,261,155.41 : 1,106,712,940.61 = 523,965,580.37 : x
  2. Step 2: Convert to fraction form
    802,261,155.41/1,106,712,940.61 = 523,965,580.37/x
  3. Step 3: Cross multiply
    802,261,155.41x = 1,106,712,940.61 × 523,965,580.37
  4. Step 4: Simplify right side
    802,261,155.41x = 579,879,488,221,554,560
  5. Step 5: Solve for x
    x = 579,879,488,221,554,560/802,261,155.41
  6. Step 6: Final answer
    x = 722,806,388.31

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1.5x scale

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.