Home / 8,691,094,004.16-13,036,513,272.48-2,147,992,973.76

Finding the Fourth Proportional to 8,691,094,004.16, 13,036,513,272.48 and 2,147,992,973.76

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Solution

The fourth proportional to 8,691,094,004.16, 13,036,513,272.48 and 2,147,992,973.76 is: 3,221,957,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,094,004.16 : 13,036,513,272.48 = 2,147,992,973.76 : x
  2. Step 2: Convert to fraction form
    8,691,094,004.16/13,036,513,272.48 = 2,147,992,973.76/x
  3. Step 3: Cross multiply
    8,691,094,004.16x = 13,036,513,272.48 × 2,147,992,973.76
  4. Step 4: Simplify right side
    8,691,094,004.16x = 28,002,338,911,616,024,576
  5. Step 5: Solve for x
    x = 28,002,338,911,616,024,576/8,691,094,004.16
  6. Step 6: Final answer
    x = 3,221,957,891.40

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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.