Home / 13,980,267,024.20-20,970,400,536.30-12,783,036,739.40

Finding the Fourth Proportional to 13,980,267,024.20, 20,970,400,536.30 and 12,783,036,739.40

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Solution

The fourth proportional to 13,980,267,024.20, 20,970,400,536.30 and 12,783,036,739.40 is: 19,174,555,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,267,024.20 : 20,970,400,536.30 = 12,783,036,739.40 : x
  2. Step 2: Convert to fraction form
    13,980,267,024.20/20,970,400,536.30 = 12,783,036,739.40/x
  3. Step 3: Cross multiply
    13,980,267,024.20x = 20,970,400,536.30 × 12,783,036,739.40
  4. Step 4: Simplify right side
    13,980,267,024.20x = 268,065,400,495,456,354,304
  5. Step 5: Solve for x
    x = 268,065,400,495,456,354,304/13,980,267,024.20
  6. Step 6: Final answer
    x = 19,174,555,109.10

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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.