Home / 20,359,485,801.65-30,543,646,638.02-6,194,083,412.32

Finding the Fourth Proportional to 20,359,485,801.65, 30,543,646,638.02 and 6,194,083,412.32

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Solution

The fourth proportional to 20,359,485,801.65, 30,543,646,638.02 and 6,194,083,412.32 is: 9,292,469,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,359,485,801.65 : 30,543,646,638.02 = 6,194,083,412.32 : x
  2. Step 2: Convert to fraction form
    20,359,485,801.65/30,543,646,638.02 = 6,194,083,412.32/x
  3. Step 3: Cross multiply
    20,359,485,801.65x = 30,543,646,638.02 × 6,194,083,412.32
  4. Step 4: Simplify right side
    20,359,485,801.65x = 189,189,894,992,215,900,160
  5. Step 5: Solve for x
    x = 189,189,894,992,215,900,160/20,359,485,801.65
  6. Step 6: Final answer
    x = 9,292,469,212.40

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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.