Home / 169,490,091.58-254,313,326.28-77,402,059.51

Finding the Fourth Proportional to 169,490,091.58, 254,313,326.28 and 77,402,059.51

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Solution

The fourth proportional to 169,490,091.58, 254,313,326.28 and 77,402,059.51 is: 116,138,796.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,490,091.58 : 254,313,326.28 = 77,402,059.51 : x
  2. Step 2: Convert to fraction form
    169,490,091.58/254,313,326.28 = 77,402,059.51/x
  3. Step 3: Cross multiply
    169,490,091.58x = 254,313,326.28 × 77,402,059.51
  4. Step 4: Simplify right side
    169,490,091.58x = 19,684,375,214,910,608
  5. Step 5: Solve for x
    x = 19,684,375,214,910,608/169,490,091.58
  6. Step 6: Final answer
    x = 116,138,796.26

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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.