Home / 7,164,958,731.10-9,887,672,914.18-3,949,798,088.63

Finding the Fourth Proportional to 7,164,958,731.10, 9,887,672,914.18 and 3,949,798,088.63

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Solution

The fourth proportional to 7,164,958,731.10, 9,887,672,914.18 and 3,949,798,088.63 is: 5,450,737,826.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,958,731.10 : 9,887,672,914.18 = 3,949,798,088.63 : x
  2. Step 2: Convert to fraction form
    7,164,958,731.10/9,887,672,914.18 = 3,949,798,088.63/x
  3. Step 3: Cross multiply
    7,164,958,731.10x = 9,887,672,914.18 × 3,949,798,088.63
  4. Step 4: Simplify right side
    7,164,958,731.10x = 39,054,311,577,441,632,256
  5. Step 5: Solve for x
    x = 39,054,311,577,441,632,256/7,164,958,731.10
  6. Step 6: Final answer
    x = 5,450,737,826.02

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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.