Home / 1,392,598,038,418.50-2,089,851,236,411.40-486,035,846,347.83

Finding the Fourth Proportional to 1,392,598,038,418.50, 2,089,851,236,411.40 and 486,035,846,347.83

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Solution

The fourth proportional to 1,392,598,038,418.50, 2,089,851,236,411.40 and 486,035,846,347.83 is: 729,386,791,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,598,038,418.50 : 2,089,851,236,411.40 = 486,035,846,347.83 : x
  2. Step 2: Convert to fraction form
    1,392,598,038,418.50/2,089,851,236,411.40 = 486,035,846,347.83/x
  3. Step 3: Cross multiply
    1,392,598,038,418.50x = 2,089,851,236,411.40 × 486,035,846,347.83
  4. Step 4: Simplify right side
    1,392,598,038,418.50x = 1,015,742,614,430,273,777,958,912
  5. Step 5: Solve for x
    x = 1,015,742,614,430,273,777,958,912/1,392,598,038,418.50
  6. Step 6: Final answer
    x = 729,386,791,025.36

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Double scale
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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.