Home / 79,493,785.94-109,685,208.55-46,447,643.60

Finding the Fourth Proportional to 79,493,785.94, 109,685,208.55 and 46,447,643.60

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Solution

The fourth proportional to 79,493,785.94, 109,685,208.55 and 46,447,643.60 is: 64,088,273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,493,785.94 : 109,685,208.55 = 46,447,643.60 : x
  2. Step 2: Convert to fraction form
    79,493,785.94/109,685,208.55 = 46,447,643.60/x
  3. Step 3: Cross multiply
    79,493,785.94x = 109,685,208.55 × 46,447,643.60
  4. Step 4: Simplify right side
    79,493,785.94x = 5,094,619,474,886,687
  5. Step 5: Solve for x
    x = 5,094,619,474,886,687/79,493,785.94
  6. Step 6: Final answer
    x = 64,088,273.25

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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.