Home / 12,432,235,541.40-18,647,922,003.30-3,116,064,994.20

Finding the Fourth Proportional to 12,432,235,541.40, 18,647,922,003.30 and 3,116,064,994.20

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Solution

The fourth proportional to 12,432,235,541.40, 18,647,922,003.30 and 3,116,064,994.20 is: 4,673,989,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,235,541.40 : 18,647,922,003.30 = 3,116,064,994.20 : x
  2. Step 2: Convert to fraction form
    12,432,235,541.40/18,647,922,003.30 = 3,116,064,994.20/x
  3. Step 3: Cross multiply
    12,432,235,541.40x = 18,647,922,003.30 × 3,116,064,994.20
  4. Step 4: Simplify right side
    12,432,235,541.40x = 58,108,136,969,055,059,968
  5. Step 5: Solve for x
    x = 58,108,136,969,055,059,968/12,432,235,541.40
  6. Step 6: Final answer
    x = 4,673,989,386.35

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1.5x scale

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.