Home / 604,370,326.40-906,555,489.60-386,692,092.80

Finding the Fourth Proportional to 604,370,326.40, 906,555,489.60 and 386,692,092.80

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Solution

The fourth proportional to 604,370,326.40, 906,555,489.60 and 386,692,092.80 is: 580,038,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,370,326.40 : 906,555,489.60 = 386,692,092.80 : x
  2. Step 2: Convert to fraction form
    604,370,326.40/906,555,489.60 = 386,692,092.80/x
  3. Step 3: Cross multiply
    604,370,326.40x = 906,555,489.60 × 386,692,092.80
  4. Step 4: Simplify right side
    604,370,326.40x = 350,557,839,512,752,640
  5. Step 5: Solve for x
    x = 350,557,839,512,752,640/604,370,326.40
  6. Step 6: Final answer
    x = 580,038,139.20

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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.