Home / 1,392,598,038,413.60-2,089,851,236,403.90-486,035,846,342.86

Finding the Fourth Proportional to 1,392,598,038,413.60, 2,089,851,236,403.90 and 486,035,846,342.86

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Solution

The fourth proportional to 1,392,598,038,413.60, 2,089,851,236,403.90 and 486,035,846,342.86 is: 729,386,791,017.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,598,038,413.60 : 2,089,851,236,403.90 = 486,035,846,342.86 : x
  2. Step 2: Convert to fraction form
    1,392,598,038,413.60/2,089,851,236,403.90 = 486,035,846,342.86/x
  3. Step 3: Cross multiply
    1,392,598,038,413.60x = 2,089,851,236,403.90 × 486,035,846,342.86
  4. Step 4: Simplify right side
    1,392,598,038,413.60x = 1,015,742,614,416,241,851,367,424
  5. Step 5: Solve for x
    x = 1,015,742,614,416,241,851,367,424/1,392,598,038,413.60
  6. Step 6: Final answer
    x = 729,386,791,017.85

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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.