Home / 845,586,742.20-1,268,380,113.30-738,091,318.20

Finding the Fourth Proportional to 845,586,742.20, 1,268,380,113.30 and 738,091,318.20

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Solution

The fourth proportional to 845,586,742.20, 1,268,380,113.30 and 738,091,318.20 is: 1,107,136,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,586,742.20 : 1,268,380,113.30 = 738,091,318.20 : x
  2. Step 2: Convert to fraction form
    845,586,742.20/1,268,380,113.30 = 738,091,318.20/x
  3. Step 3: Cross multiply
    845,586,742.20x = 1,268,380,113.30 × 738,091,318.20
  4. Step 4: Simplify right side
    845,586,742.20x = 936,180,349,804,262,400
  5. Step 5: Solve for x
    x = 936,180,349,804,262,400/845,586,742.20
  6. Step 6: Final answer
    x = 1,107,136,977.30

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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.