Home / 418,248,629.60-577,179,923.54-230,072,881.77

Finding the Fourth Proportional to 418,248,629.60, 577,179,923.54 and 230,072,881.77

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Solution

The fourth proportional to 418,248,629.60, 577,179,923.54 and 230,072,881.77 is: 317,498,824.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,248,629.60 : 577,179,923.54 = 230,072,881.77 : x
  2. Step 2: Convert to fraction form
    418,248,629.60/577,179,923.54 = 230,072,881.77/x
  3. Step 3: Cross multiply
    418,248,629.60x = 577,179,923.54 × 230,072,881.77
  4. Step 4: Simplify right side
    418,248,629.60x = 132,793,448,307,485,696
  5. Step 5: Solve for x
    x = 132,793,448,307,485,696/418,248,629.60
  6. Step 6: Final answer
    x = 317,498,824.65

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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.