Home / 118,236,888.68-163,165,365.06-66,026,841.80

Finding the Fourth Proportional to 118,236,888.68, 163,165,365.06 and 66,026,841.80

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Solution

The fourth proportional to 118,236,888.68, 163,165,365.06 and 66,026,841.80 is: 91,116,180.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,236,888.68 : 163,165,365.06 = 66,026,841.80 : x
  2. Step 2: Convert to fraction form
    118,236,888.68/163,165,365.06 = 66,026,841.80/x
  3. Step 3: Cross multiply
    118,236,888.68x = 163,165,365.06 × 66,026,841.80
  4. Step 4: Simplify right side
    118,236,888.68x = 10,773,293,746,055,868
  5. Step 5: Solve for x
    x = 10,773,293,746,055,868/118,236,888.68
  6. Step 6: Final answer
    x = 91,116,180.97

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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.