Home / 19,997,758,212.71-29,975,639,337.70-6,728,409,727.48

Finding the Fourth Proportional to 19,997,758,212.71, 29,975,639,337.70 and 6,728,409,727.48

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Solution

The fourth proportional to 19,997,758,212.71, 29,975,639,337.70 and 6,728,409,727.48 is: 10,085,549,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997,758,212.71 : 29,975,639,337.70 = 6,728,409,727.48 : x
  2. Step 2: Convert to fraction form
    19,997,758,212.71/29,975,639,337.70 = 6,728,409,727.48/x
  3. Step 3: Cross multiply
    19,997,758,212.71x = 29,975,639,337.70 × 6,728,409,727.48
  4. Step 4: Simplify right side
    19,997,758,212.71x = 201,688,383,307,362,631,680
  5. Step 5: Solve for x
    x = 201,688,383,307,362,631,680/19,997,758,212.71
  6. Step 6: Final answer
    x = 10,085,549,648.22

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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.