Home / 450,396,707.33-675,696,932.64-243,130,669.20

Finding the Fourth Proportional to 450,396,707.33, 675,696,932.64 and 243,130,669.20

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Solution

The fourth proportional to 450,396,707.33, 675,696,932.64 and 243,130,669.20 is: 364,750,995.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,396,707.33 : 675,696,932.64 = 243,130,669.20 : x
  2. Step 2: Convert to fraction form
    450,396,707.33/675,696,932.64 = 243,130,669.20/x
  3. Step 3: Cross multiply
    450,396,707.33x = 675,696,932.64 × 243,130,669.20
  4. Step 4: Simplify right side
    450,396,707.33x = 164,282,647,409,150,496
  5. Step 5: Solve for x
    x = 164,282,647,409,150,496/450,396,707.33
  6. Step 6: Final answer
    x = 364,750,995.59

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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.