Home / 953,374,805.76-1,430,089,043.40-263,282,062.80

Finding the Fourth Proportional to 953,374,805.76, 1,430,089,043.40 and 263,282,062.80

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Solution

The fourth proportional to 953,374,805.76, 1,430,089,043.40 and 263,282,062.80 is: 394,930,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,374,805.76 : 1,430,089,043.40 = 263,282,062.80 : x
  2. Step 2: Convert to fraction form
    953,374,805.76/1,430,089,043.40 = 263,282,062.80/x
  3. Step 3: Cross multiply
    953,374,805.76x = 1,430,089,043.40 × 263,282,062.80
  4. Step 4: Simplify right side
    953,374,805.76x = 376,516,793,334,030,784
  5. Step 5: Solve for x
    x = 376,516,793,334,030,784/953,374,805.76
  6. Step 6: Final answer
    x = 394,930,504.83

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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.