Home / 223,270,339.06-308,151,633.70-129,236,333.60

Finding the Fourth Proportional to 223,270,339.06, 308,151,633.70 and 129,236,333.60

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Solution

The fourth proportional to 223,270,339.06, 308,151,633.70 and 129,236,333.60 is: 178,368,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,270,339.06 : 308,151,633.70 = 129,236,333.60 : x
  2. Step 2: Convert to fraction form
    223,270,339.06/308,151,633.70 = 129,236,333.60/x
  3. Step 3: Cross multiply
    223,270,339.06x = 308,151,633.70 × 129,236,333.60
  4. Step 4: Simplify right side
    223,270,339.06x = 39,824,387,333,184,488
  5. Step 5: Solve for x
    x = 39,824,387,333,184,488/223,270,339.06
  6. Step 6: Final answer
    x = 178,368,463.55

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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.