Home / 1,392,598,025,863.90-2,089,851,217,605.70-486,035,833,793.70

Finding the Fourth Proportional to 1,392,598,025,863.90, 2,089,851,217,605.70 and 486,035,833,793.70

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Solution

The fourth proportional to 1,392,598,025,863.90, 2,089,851,217,605.70 and 486,035,833,793.70 is: 729,386,772,197.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,598,025,863.90 : 2,089,851,217,605.70 = 486,035,833,793.70 : x
  2. Step 2: Convert to fraction form
    1,392,598,025,863.90/2,089,851,217,605.70 = 486,035,833,793.70/x
  3. Step 3: Cross multiply
    1,392,598,025,863.90x = 2,089,851,217,605.70 × 486,035,833,793.70
  4. Step 4: Simplify right side
    1,392,598,025,863.90x = 1,015,742,579,053,765,521,833,984
  5. Step 5: Solve for x
    x = 1,015,742,579,053,765,521,833,984/1,392,598,025,863.90
  6. Step 6: Final answer
    x = 729,386,772,197.71

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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.