Home / 3,132,827,977.30-4,699,777,334.91-1,291,574,131.54

Finding the Fourth Proportional to 3,132,827,977.30, 4,699,777,334.91 and 1,291,574,131.54

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Solution

The fourth proportional to 3,132,827,977.30, 4,699,777,334.91 and 1,291,574,131.54 is: 1,937,581,914.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,827,977.30 : 4,699,777,334.91 = 1,291,574,131.54 : x
  2. Step 2: Convert to fraction form
    3,132,827,977.30/4,699,777,334.91 = 1,291,574,131.54/x
  3. Step 3: Cross multiply
    3,132,827,977.30x = 4,699,777,334.91 × 1,291,574,131.54
  4. Step 4: Simplify right side
    3,132,827,977.30x = 6,070,110,829,767,758,848
  5. Step 5: Solve for x
    x = 6,070,110,829,767,758,848/3,132,827,977.30
  6. Step 6: Final answer
    x = 1,937,581,914.41

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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.