Home / 382,983,705.20-574,556,266.20-124,178,747.60

Finding the Fourth Proportional to 382,983,705.20, 574,556,266.20 and 124,178,747.60

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Solution

The fourth proportional to 382,983,705.20, 574,556,266.20 and 124,178,747.60 is: 186,294,290.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,983,705.20 : 574,556,266.20 = 124,178,747.60 : x
  2. Step 2: Convert to fraction form
    382,983,705.20/574,556,266.20 = 124,178,747.60/x
  3. Step 3: Cross multiply
    382,983,705.20x = 574,556,266.20 × 124,178,747.60
  4. Step 4: Simplify right side
    382,983,705.20x = 71,347,677,562,448,216
  5. Step 5: Solve for x
    x = 71,347,677,562,448,216/382,983,705.20
  6. Step 6: Final answer
    x = 186,294,290.32

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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.