Home / 303,634,759.60-455,452,139.40-188,843,503.60

Finding the Fourth Proportional to 303,634,759.60, 455,452,139.40 and 188,843,503.60

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Solution

The fourth proportional to 303,634,759.60, 455,452,139.40 and 188,843,503.60 is: 283,265,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,634,759.60 : 455,452,139.40 = 188,843,503.60 : x
  2. Step 2: Convert to fraction form
    303,634,759.60/455,452,139.40 = 188,843,503.60/x
  3. Step 3: Cross multiply
    303,634,759.60x = 455,452,139.40 × 188,843,503.60
  4. Step 4: Simplify right side
    303,634,759.60x = 86,009,177,726,411,600
  5. Step 5: Solve for x
    x = 86,009,177,726,411,600/303,634,759.60
  6. Step 6: Final answer
    x = 283,265,255.40

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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.