Home / 349,401,789,894.72-524,155,088,970.75-122,721,288,284.83

Finding the Fourth Proportional to 349,401,789,894.72, 524,155,088,970.75 and 122,721,288,284.83

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Solution

The fourth proportional to 349,401,789,894.72, 524,155,088,970.75 and 122,721,288,284.83 is: 184,100,338,463.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,401,789,894.72 : 524,155,088,970.75 = 122,721,288,284.83 : x
  2. Step 2: Convert to fraction form
    349,401,789,894.72/524,155,088,970.75 = 122,721,288,284.83/x
  3. Step 3: Cross multiply
    349,401,789,894.72x = 524,155,088,970.75 × 122,721,288,284.83
  4. Step 4: Simplify right side
    349,401,789,894.72x = 64,324,987,779,540,131,512,320
  5. Step 5: Solve for x
    x = 64,324,987,779,540,131,512,320/349,401,789,894.72
  6. Step 6: Final answer
    x = 184,100,338,463.99

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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.