Home / 320,577,300,260.68-480,947,343,652.54-148,401,929,597.77

Finding the Fourth Proportional to 320,577,300,260.68, 480,947,343,652.54 and 148,401,929,597.77

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Solution

The fourth proportional to 320,577,300,260.68, 480,947,343,652.54 and 148,401,929,597.77 is: 222,640,573,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,577,300,260.68 : 480,947,343,652.54 = 148,401,929,597.77 : x
  2. Step 2: Convert to fraction form
    320,577,300,260.68/480,947,343,652.54 = 148,401,929,597.77/x
  3. Step 3: Cross multiply
    320,577,300,260.68x = 480,947,343,652.54 × 148,401,929,597.77
  4. Step 4: Simplify right side
    320,577,300,260.68x = 71,373,513,832,958,728,863,744
  5. Step 5: Solve for x
    x = 71,373,513,832,958,728,863,744/320,577,300,260.68
  6. Step 6: Final answer
    x = 222,640,573,037.83

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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.