Home / 2,358,978,256.80-3,538,467,385.20-2,213,575,999.20

Finding the Fourth Proportional to 2,358,978,256.80, 3,538,467,385.20 and 2,213,575,999.20

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Solution

The fourth proportional to 2,358,978,256.80, 3,538,467,385.20 and 2,213,575,999.20 is: 3,320,363,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358,978,256.80 : 3,538,467,385.20 = 2,213,575,999.20 : x
  2. Step 2: Convert to fraction form
    2,358,978,256.80/3,538,467,385.20 = 2,213,575,999.20/x
  3. Step 3: Cross multiply
    2,358,978,256.80x = 3,538,467,385.20 × 2,213,575,999.20
  4. Step 4: Simplify right side
    2,358,978,256.80x = 7,832,666,477,830,700,032
  5. Step 5: Solve for x
    x = 7,832,666,477,830,700,032/2,358,978,256.80
  6. Step 6: Final answer
    x = 3,320,363,998.80

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Double scale
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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.