Home / 1,043,925,974.52-1,566,585,220.12-379,939,809.28

Finding the Fourth Proportional to 1,043,925,974.52, 1,566,585,220.12 and 379,939,809.28

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Solution

The fourth proportional to 1,043,925,974.52, 1,566,585,220.12 and 379,939,809.28 is: 570,163,119.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,925,974.52 : 1,566,585,220.12 = 379,939,809.28 : x
  2. Step 2: Convert to fraction form
    1,043,925,974.52/1,566,585,220.12 = 379,939,809.28/x
  3. Step 3: Cross multiply
    1,043,925,974.52x = 1,566,585,220.12 × 379,939,809.28
  4. Step 4: Simplify right side
    1,043,925,974.52x = 595,208,089,753,259,520
  5. Step 5: Solve for x
    x = 595,208,089,753,259,520/1,043,925,974.52
  6. Step 6: Final answer
    x = 570,163,119.11

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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.