Home / 1,954,824,919.20-2,932,237,378.80-574,778,930.40

Finding the Fourth Proportional to 1,954,824,919.20, 2,932,237,378.80 and 574,778,930.40

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Solution

The fourth proportional to 1,954,824,919.20, 2,932,237,378.80 and 574,778,930.40 is: 862,168,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,824,919.20 : 2,932,237,378.80 = 574,778,930.40 : x
  2. Step 2: Convert to fraction form
    1,954,824,919.20/2,932,237,378.80 = 574,778,930.40/x
  3. Step 3: Cross multiply
    1,954,824,919.20x = 2,932,237,378.80 × 574,778,930.40
  4. Step 4: Simplify right side
    1,954,824,919.20x = 1,685,388,264,265,563,648
  5. Step 5: Solve for x
    x = 1,685,388,264,265,563,648/1,954,824,919.20
  6. Step 6: Final answer
    x = 862,168,395.60

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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.