Home / 5,298,383,558.40-7,311,439,861.14-2,919,388,364.76

Finding the Fourth Proportional to 5,298,383,558.40, 7,311,439,861.14 and 2,919,388,364.76

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Solution

The fourth proportional to 5,298,383,558.40, 7,311,439,861.14 and 2,919,388,364.76 is: 4,028,574,418.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,383,558.40 : 7,311,439,861.14 = 2,919,388,364.76 : x
  2. Step 2: Convert to fraction form
    5,298,383,558.40/7,311,439,861.14 = 2,919,388,364.76/x
  3. Step 3: Cross multiply
    5,298,383,558.40x = 7,311,439,861.14 × 2,919,388,364.76
  4. Step 4: Simplify right side
    5,298,383,558.40x = 21,344,932,460,254,588,928
  5. Step 5: Solve for x
    x = 21,344,932,460,254,588,928/5,298,383,558.40
  6. Step 6: Final answer
    x = 4,028,574,418.03

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Double scale
Find fourth proportional to 5,298,383,559.40, 7,311,439,862.52 and 2,919,388,365.76
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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.