Home / 80,532,720,973.70-111,140,115,509.41-44,403,641,668.64

Finding the Fourth Proportional to 80,532,720,973.70, 111,140,115,509.41 and 44,403,641,668.64

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Solution

The fourth proportional to 80,532,720,973.70, 111,140,115,509.41 and 44,403,641,668.64 is: 61,279,760,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,532,720,973.70 : 111,140,115,509.41 = 44,403,641,668.64 : x
  2. Step 2: Convert to fraction form
    80,532,720,973.70/111,140,115,509.41 = 44,403,641,668.64/x
  3. Step 3: Cross multiply
    80,532,720,973.70x = 111,140,115,509.41 × 44,403,641,668.64
  4. Step 4: Simplify right side
    80,532,720,973.70x = 4,935,025,864,091,323,334,656
  5. Step 5: Solve for x
    x = 4,935,025,864,091,323,334,656/80,532,720,973.70
  6. Step 6: Final answer
    x = 61,279,760,629.26

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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.