Home / 3,800,157,425.72-5,244,217,164.20-2,106,607,779.16

Finding the Fourth Proportional to 3,800,157,425.72, 5,244,217,164.20 and 2,106,607,779.16

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Solution

The fourth proportional to 3,800,157,425.72, 5,244,217,164.20 and 2,106,607,779.16 is: 2,907,118,689.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,157,425.72 : 5,244,217,164.20 = 2,106,607,779.16 : x
  2. Step 2: Convert to fraction form
    3,800,157,425.72/5,244,217,164.20 = 2,106,607,779.16/x
  3. Step 3: Cross multiply
    3,800,157,425.72x = 5,244,217,164.20 × 2,106,607,779.16
  4. Step 4: Simplify right side
    3,800,157,425.72x = 11,047,508,673,708,115,968
  5. Step 5: Solve for x
    x = 11,047,508,673,708,115,968/3,800,157,425.72
  6. Step 6: Final answer
    x = 2,907,118,689.07

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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.