Home / 463,574,022,390.80-695,361,033,586.20-445,942,085,469.20

Finding the Fourth Proportional to 463,574,022,390.80, 695,361,033,586.20 and 445,942,085,469.20

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Solution

The fourth proportional to 463,574,022,390.80, 695,361,033,586.20 and 445,942,085,469.20 is: 668,913,128,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,022,390.80 : 695,361,033,586.20 = 445,942,085,469.20 : x
  2. Step 2: Convert to fraction form
    463,574,022,390.80/695,361,033,586.20 = 445,942,085,469.20/x
  3. Step 3: Cross multiply
    463,574,022,390.80x = 695,361,033,586.20 × 445,942,085,469.20
  4. Step 4: Simplify right side
    463,574,022,390.80x = 310,090,749,471,448,432,115,712
  5. Step 5: Solve for x
    x = 310,090,749,471,448,432,115,712/463,574,022,390.80
  6. Step 6: Final answer
    x = 668,913,128,203.80

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Double scale
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Similar ratio
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1.5x scale

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.