Home / 1,941,506,880.74-2,912,242,756.04-613,535,138.20

Finding the Fourth Proportional to 1,941,506,880.74, 2,912,242,756.04 and 613,535,138.20

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Solution

The fourth proportional to 1,941,506,880.74, 2,912,242,756.04 and 613,535,138.20 is: 920,297,156.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,506,880.74 : 2,912,242,756.04 = 613,535,138.20 : x
  2. Step 2: Convert to fraction form
    1,941,506,880.74/2,912,242,756.04 = 613,535,138.20/x
  3. Step 3: Cross multiply
    1,941,506,880.74x = 2,912,242,756.04 × 613,535,138.20
  4. Step 4: Simplify right side
    1,941,506,880.74x = 1,786,763,261,793,203,456
  5. Step 5: Solve for x
    x = 1,786,763,261,793,203,456/1,941,506,880.74
  6. Step 6: Final answer
    x = 920,297,156.56

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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.