Home / 3,339,887,569.88-4,609,847,568.92-1,911,786,526.80

Finding the Fourth Proportional to 3,339,887,569.88, 4,609,847,568.92 and 1,911,786,526.80

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Solution

The fourth proportional to 3,339,887,569.88, 4,609,847,568.92 and 1,911,786,526.80 is: 2,638,724,893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,887,569.88 : 4,609,847,568.92 = 1,911,786,526.80 : x
  2. Step 2: Convert to fraction form
    3,339,887,569.88/4,609,847,568.92 = 1,911,786,526.80/x
  3. Step 3: Cross multiply
    3,339,887,569.88x = 4,609,847,568.92 × 1,911,786,526.80
  4. Step 4: Simplify right side
    3,339,887,569.88x = 8,813,044,472,853,431,296
  5. Step 5: Solve for x
    x = 8,813,044,472,853,431,296/3,339,887,569.88
  6. Step 6: Final answer
    x = 2,638,724,893.72

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Double scale
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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.