Home / 589,980,146.39-814,172,479.01-325,662,070.46

Finding the Fourth Proportional to 589,980,146.39, 814,172,479.01 and 325,662,070.46

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Solution

The fourth proportional to 589,980,146.39, 814,172,479.01 and 325,662,070.46 is: 449,413,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,980,146.39 : 814,172,479.01 = 325,662,070.46 : x
  2. Step 2: Convert to fraction form
    589,980,146.39/814,172,479.01 = 325,662,070.46/x
  3. Step 3: Cross multiply
    589,980,146.39x = 814,172,479.01 × 325,662,070.46
  4. Step 4: Simplify right side
    589,980,146.39x = 265,145,095,225,947,456
  5. Step 5: Solve for x
    x = 265,145,095,225,947,456/589,980,146.39
  6. Step 6: Final answer
    x = 449,413,589.34

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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.