Home / 248,918,809.80-373,378,214.70-67,165,696.20

Finding the Fourth Proportional to 248,918,809.80, 373,378,214.70 and 67,165,696.20

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Solution

The fourth proportional to 248,918,809.80, 373,378,214.70 and 67,165,696.20 is: 100,748,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,918,809.80 : 373,378,214.70 = 67,165,696.20 : x
  2. Step 2: Convert to fraction form
    248,918,809.80/373,378,214.70 = 67,165,696.20/x
  3. Step 3: Cross multiply
    248,918,809.80x = 373,378,214.70 × 67,165,696.20
  4. Step 4: Simplify right side
    248,918,809.80x = 25,078,207,736,238,576
  5. Step 5: Solve for x
    x = 25,078,207,736,238,576/248,918,809.80
  6. Step 6: Final answer
    x = 100,748,544.30

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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.