Home / 1,392,598,038,419.10-2,089,851,236,412.40-486,035,846,348.45

Finding the Fourth Proportional to 1,392,598,038,419.10, 2,089,851,236,412.40 and 486,035,846,348.45

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Solution

The fourth proportional to 1,392,598,038,419.10, 2,089,851,236,412.40 and 486,035,846,348.45 is: 729,386,791,026.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,598,038,419.10 : 2,089,851,236,412.40 = 486,035,846,348.45 : x
  2. Step 2: Convert to fraction form
    1,392,598,038,419.10/2,089,851,236,412.40 = 486,035,846,348.45/x
  3. Step 3: Cross multiply
    1,392,598,038,419.10x = 2,089,851,236,412.40 × 486,035,846,348.45
  4. Step 4: Simplify right side
    1,392,598,038,419.10x = 1,015,742,614,432,055,518,298,112
  5. Step 5: Solve for x
    x = 1,015,742,614,432,055,518,298,112/1,392,598,038,419.10
  6. Step 6: Final answer
    x = 729,386,791,026.32

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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.