Home / 5,203,376,429.85-7,180,452,615.35-2,945,784,263.42

Finding the Fourth Proportional to 5,203,376,429.85, 7,180,452,615.35 and 2,945,784,263.42

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Solution

The fourth proportional to 5,203,376,429.85, 7,180,452,615.35 and 2,945,784,263.42 is: 4,065,065,175.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203,376,429.85 : 7,180,452,615.35 = 2,945,784,263.42 : x
  2. Step 2: Convert to fraction form
    5,203,376,429.85/7,180,452,615.35 = 2,945,784,263.42/x
  3. Step 3: Cross multiply
    5,203,376,429.85x = 7,180,452,615.35 × 2,945,784,263.42
  4. Step 4: Simplify right side
    5,203,376,429.85x = 21,152,064,318,556,749,824
  5. Step 5: Solve for x
    x = 21,152,064,318,556,749,824/5,203,376,429.85
  6. Step 6: Final answer
    x = 4,065,065,175.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.