Home / 64,384,731,954.69-96,591,501,985.28-19,619,732,146.26

Finding the Fourth Proportional to 64,384,731,954.69, 96,591,501,985.28 and 19,619,732,146.26

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Solution

The fourth proportional to 64,384,731,954.69, 96,591,501,985.28 and 19,619,732,146.26 is: 29,433,987,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,384,731,954.69 : 96,591,501,985.28 = 19,619,732,146.26 : x
  2. Step 2: Convert to fraction form
    64,384,731,954.69/96,591,501,985.28 = 19,619,732,146.26/x
  3. Step 3: Cross multiply
    64,384,731,954.69x = 96,591,501,985.28 × 19,619,732,146.26
  4. Step 4: Simplify right side
    64,384,731,954.69x = 1,895,099,396,556,134,547,456
  5. Step 5: Solve for x
    x = 1,895,099,396,556,134,547,456/64,384,731,954.69
  6. Step 6: Final answer
    x = 29,433,987,515.70

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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.