Home / 1,392,598,038,413.80-2,089,851,236,404.20-486,035,846,343.05

Finding the Fourth Proportional to 1,392,598,038,413.80, 2,089,851,236,404.20 and 486,035,846,343.05

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Solution

The fourth proportional to 1,392,598,038,413.80, 2,089,851,236,404.20 and 486,035,846,343.05 is: 729,386,791,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,598,038,413.80 : 2,089,851,236,404.20 = 486,035,846,343.05 : x
  2. Step 2: Convert to fraction form
    1,392,598,038,413.80/2,089,851,236,404.20 = 486,035,846,343.05/x
  3. Step 3: Cross multiply
    1,392,598,038,413.80x = 2,089,851,236,404.20 × 486,035,846,343.05
  4. Step 4: Simplify right side
    1,392,598,038,413.80x = 1,015,742,614,416,784,762,077,184
  5. Step 5: Solve for x
    x = 1,015,742,614,416,784,762,077,184/1,392,598,038,413.80
  6. Step 6: Final answer
    x = 729,386,791,018.13

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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.