Home / 1,120,797,741.74-1,679,738,360.64-456,037,053.62

Finding the Fourth Proportional to 1,120,797,741.74, 1,679,738,360.64 and 456,037,053.62

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Solution

The fourth proportional to 1,120,797,741.74, 1,679,738,360.64 and 456,037,053.62 is: 683,462,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,797,741.74 : 1,679,738,360.64 = 456,037,053.62 : x
  2. Step 2: Convert to fraction form
    1,120,797,741.74/1,679,738,360.64 = 456,037,053.62/x
  3. Step 3: Cross multiply
    1,120,797,741.74x = 1,679,738,360.64 × 456,037,053.62
  4. Step 4: Simplify right side
    1,120,797,741.74x = 766,022,932,831,222,400
  5. Step 5: Solve for x
    x = 766,022,932,831,222,400/1,120,797,741.74
  6. Step 6: Final answer
    x = 683,462,237.92

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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.