Home / 3,677,921,613.68-5,078,423,759.09-2,961,180,412.88

Finding the Fourth Proportional to 3,677,921,613.68, 5,078,423,759.09 and 2,961,180,412.88

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Solution

The fourth proportional to 3,677,921,613.68, 5,078,423,759.09 and 2,961,180,412.88 is: 4,088,757,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,921,613.68 : 5,078,423,759.09 = 2,961,180,412.88 : x
  2. Step 2: Convert to fraction form
    3,677,921,613.68/5,078,423,759.09 = 2,961,180,412.88/x
  3. Step 3: Cross multiply
    3,677,921,613.68x = 5,078,423,759.09 × 2,961,180,412.88
  4. Step 4: Simplify right side
    3,677,921,613.68x = 15,038,128,963,681,529,856
  5. Step 5: Solve for x
    x = 15,038,128,963,681,529,856/3,677,921,613.68
  6. Step 6: Final answer
    x = 4,088,757,331.80

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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.