Home / 8,585,797,730.67-11,840,407,091.39-5,571,827,751.45

Finding the Fourth Proportional to 8,585,797,730.67, 11,840,407,091.39 and 5,571,827,751.45

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Solution

The fourth proportional to 8,585,797,730.67, 11,840,407,091.39 and 5,571,827,751.45 is: 7,683,934,666.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585,797,730.67 : 11,840,407,091.39 = 5,571,827,751.45 : x
  2. Step 2: Convert to fraction form
    8,585,797,730.67/11,840,407,091.39 = 5,571,827,751.45/x
  3. Step 3: Cross multiply
    8,585,797,730.67x = 11,840,407,091.39 × 5,571,827,751.45
  4. Step 4: Simplify right side
    8,585,797,730.67x = 65,972,708,820,272,168,960
  5. Step 5: Solve for x
    x = 65,972,708,820,272,168,960/8,585,797,730.67
  6. Step 6: Final answer
    x = 7,683,934,666.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.