Home / 1,212,862,682.10-1,819,294,023.15-1,083,616,230.90

Finding the Fourth Proportional to 1,212,862,682.10, 1,819,294,023.15 and 1,083,616,230.90

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Solution

The fourth proportional to 1,212,862,682.10, 1,819,294,023.15 and 1,083,616,230.90 is: 1,625,424,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,862,682.10 : 1,819,294,023.15 = 1,083,616,230.90 : x
  2. Step 2: Convert to fraction form
    1,212,862,682.10/1,819,294,023.15 = 1,083,616,230.90/x
  3. Step 3: Cross multiply
    1,212,862,682.10x = 1,819,294,023.15 × 1,083,616,230.90
  4. Step 4: Simplify right side
    1,212,862,682.10x = 1,971,416,532,264,700,672
  5. Step 5: Solve for x
    x = 1,971,416,532,264,700,672/1,212,862,682.10
  6. Step 6: Final answer
    x = 1,625,424,346.35

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Double scale
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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.