Home / 164,741,037.79-227,346,105.29-90,400,948.06

Finding the Fourth Proportional to 164,741,037.79, 227,346,105.29 and 90,400,948.06

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Solution

The fourth proportional to 164,741,037.79, 227,346,105.29 and 90,400,948.06 is: 124,755,214.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,741,037.79 : 227,346,105.29 = 90,400,948.06 : x
  2. Step 2: Convert to fraction form
    164,741,037.79/227,346,105.29 = 90,400,948.06/x
  3. Step 3: Cross multiply
    164,741,037.79x = 227,346,105.29 × 90,400,948.06
  4. Step 4: Simplify right side
    164,741,037.79x = 20,552,303,455,964,580
  5. Step 5: Solve for x
    x = 20,552,303,455,964,580/164,741,037.79
  6. Step 6: Final answer
    x = 124,755,214.19

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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.