Home / 4,142,638,389.28-5,718,203,360.40-3,297,416,116

Finding the Fourth Proportional to 4,142,638,389.28, 5,718,203,360.40 and 3,297,416,116

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Solution

The fourth proportional to 4,142,638,389.28, 5,718,203,360.40 and 3,297,416,116 is: 4,551,518,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,638,389.28 : 5,718,203,360.40 = 3,297,416,116 : x
  2. Step 2: Convert to fraction form
    4,142,638,389.28/5,718,203,360.40 = 3,297,416,116/x
  3. Step 3: Cross multiply
    4,142,638,389.28x = 5,718,203,360.40 × 3,297,416,116
  4. Step 4: Simplify right side
    4,142,638,389.28x = 18,855,295,915,148,316,672
  5. Step 5: Solve for x
    x = 18,855,295,915,148,316,672/4,142,638,389.28
  6. Step 6: Final answer
    x = 4,551,518,656.31

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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.