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Finding the Fourth Proportional to 576,045,804.33, 863,718,804.03 and 225,872,338.78

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Solution

The fourth proportional to 576,045,804.33, 863,718,804.03 and 225,872,338.78 is: 338,671,308.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,045,804.33 : 863,718,804.03 = 225,872,338.78 : x
  2. Step 2: Convert to fraction form
    576,045,804.33/863,718,804.03 = 225,872,338.78/x
  3. Step 3: Cross multiply
    576,045,804.33x = 863,718,804.03 × 225,872,338.78
  4. Step 4: Simplify right side
    576,045,804.33x = 195,090,186,312,361,280
  5. Step 5: Solve for x
    x = 195,090,186,312,361,280/576,045,804.33
  6. Step 6: Final answer
    x = 338,671,308.51

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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.