Home / 76,759,533.32-115,191,106.91-30,067,227.44

Finding the Fourth Proportional to 76,759,533.32, 115,191,106.91 and 30,067,227.44

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Solution

The fourth proportional to 76,759,533.32, 115,191,106.91 and 30,067,227.44 is: 45,121,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,759,533.32 : 115,191,106.91 = 30,067,227.44 : x
  2. Step 2: Convert to fraction form
    76,759,533.32/115,191,106.91 = 30,067,227.44/x
  3. Step 3: Cross multiply
    76,759,533.32x = 115,191,106.91 × 30,067,227.44
  4. Step 4: Simplify right side
    76,759,533.32x = 3,463,477,210,346,752.50
  5. Step 5: Solve for x
    x = 3,463,477,210,346,752.50/76,759,533.32
  6. Step 6: Final answer
    x = 45,121,134.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.