Home / 3,131,417,199.58-4,321,372,819.12-1,843,985,237.02

Finding the Fourth Proportional to 3,131,417,199.58, 4,321,372,819.12 and 1,843,985,237.02

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Solution

The fourth proportional to 3,131,417,199.58, 4,321,372,819.12 and 1,843,985,237.02 is: 2,544,709,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,417,199.58 : 4,321,372,819.12 = 1,843,985,237.02 : x
  2. Step 2: Convert to fraction form
    3,131,417,199.58/4,321,372,819.12 = 1,843,985,237.02/x
  3. Step 3: Cross multiply
    3,131,417,199.58x = 4,321,372,819.12 × 1,843,985,237.02
  4. Step 4: Simplify right side
    3,131,417,199.58x = 7,968,547,682,116,777,984
  5. Step 5: Solve for x
    x = 7,968,547,682,116,777,984/3,131,417,199.58
  6. Step 6: Final answer
    x = 2,544,709,687.10

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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.