Home / 11,388,618,429.84-17,070,874,341.48-5,182,142,180.40

Finding the Fourth Proportional to 11,388,618,429.84, 17,070,874,341.48 and 5,182,142,180.40

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Solution

The fourth proportional to 11,388,618,429.84, 17,070,874,341.48 and 5,182,142,180.40 is: 7,767,728,678.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388,618,429.84 : 17,070,874,341.48 = 5,182,142,180.40 : x
  2. Step 2: Convert to fraction form
    11,388,618,429.84/17,070,874,341.48 = 5,182,142,180.40/x
  3. Step 3: Cross multiply
    11,388,618,429.84x = 17,070,874,341.48 × 5,182,142,180.40
  4. Step 4: Simplify right side
    11,388,618,429.84x = 88,463,697,981,291,577,344
  5. Step 5: Solve for x
    x = 88,463,697,981,291,577,344/11,388,618,429.84
  6. Step 6: Final answer
    x = 7,767,728,678.09

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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.