Home / 538,929,194.40-808,393,791.60-366,742,310.40

Finding the Fourth Proportional to 538,929,194.40, 808,393,791.60 and 366,742,310.40

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Solution

The fourth proportional to 538,929,194.40, 808,393,791.60 and 366,742,310.40 is: 550,113,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,929,194.40 : 808,393,791.60 = 366,742,310.40 : x
  2. Step 2: Convert to fraction form
    538,929,194.40/808,393,791.60 = 366,742,310.40/x
  3. Step 3: Cross multiply
    538,929,194.40x = 808,393,791.60 × 366,742,310.40
  4. Step 4: Simplify right side
    538,929,194.40x = 296,472,206,844,400,128
  5. Step 5: Solve for x
    x = 296,472,206,844,400,128/538,929,194.40
  6. Step 6: Final answer
    x = 550,113,465.60

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Double scale
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Similar ratio
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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.