Home / 1,392,598,025,862.40-2,089,851,217,603.40-486,035,833,792.20

Finding the Fourth Proportional to 1,392,598,025,862.40, 2,089,851,217,603.40 and 486,035,833,792.20

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Solution

The fourth proportional to 1,392,598,025,862.40, 2,089,851,217,603.40 and 486,035,833,792.20 is: 729,386,772,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,598,025,862.40 : 2,089,851,217,603.40 = 486,035,833,792.20 : x
  2. Step 2: Convert to fraction form
    1,392,598,025,862.40/2,089,851,217,603.40 = 486,035,833,792.20/x
  3. Step 3: Cross multiply
    1,392,598,025,862.40x = 2,089,851,217,603.40 × 486,035,833,792.20
  4. Step 4: Simplify right side
    1,392,598,025,862.40x = 1,015,742,579,049,512,833,122,304
  5. Step 5: Solve for x
    x = 1,015,742,579,049,512,833,122,304/1,392,598,025,862.40
  6. Step 6: Final answer
    x = 729,386,772,195.44

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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.