Home / 2,043,169,872.02-2,819,574,406.76-1,103,372,430.90

Finding the Fourth Proportional to 2,043,169,872.02, 2,819,574,406.76 and 1,103,372,430.90

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Solution

The fourth proportional to 2,043,169,872.02, 2,819,574,406.76 and 1,103,372,430.90 is: 1,522,653,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,169,872.02 : 2,819,574,406.76 = 1,103,372,430.90 : x
  2. Step 2: Convert to fraction form
    2,043,169,872.02/2,819,574,406.76 = 1,103,372,430.90/x
  3. Step 3: Cross multiply
    2,043,169,872.02x = 2,819,574,406.76 × 1,103,372,430.90
  4. Step 4: Simplify right side
    2,043,169,872.02x = 3,111,040,667,290,207,232
  5. Step 5: Solve for x
    x = 3,111,040,667,290,207,232/2,043,169,872.02
  6. Step 6: Final answer
    x = 1,522,653,945.66

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Double scale
Find fourth proportional to 2,043,169,873.02, 2,819,574,408.14 and 1,103,372,431.90
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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.