Home / 1,392,598,038,417.10-2,089,851,236,409.40-486,035,846,346.45

Finding the Fourth Proportional to 1,392,598,038,417.10, 2,089,851,236,409.40 and 486,035,846,346.45

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Solution

The fourth proportional to 1,392,598,038,417.10, 2,089,851,236,409.40 and 486,035,846,346.45 is: 729,386,791,023.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,598,038,417.10 : 2,089,851,236,409.40 = 486,035,846,346.45 : x
  2. Step 2: Convert to fraction form
    1,392,598,038,417.10/2,089,851,236,409.40 = 486,035,846,346.45/x
  3. Step 3: Cross multiply
    1,392,598,038,417.10x = 2,089,851,236,409.40 × 486,035,846,346.45
  4. Step 4: Simplify right side
    1,392,598,038,417.10x = 1,015,742,614,426,417,702,633,472
  5. Step 5: Solve for x
    x = 1,015,742,614,426,417,702,633,472/1,392,598,038,417.10
  6. Step 6: Final answer
    x = 729,386,791,023.32

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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.