Home / 606,820,554.72-837,416,232-355,873,780.80

Finding the Fourth Proportional to 606,820,554.72, 837,416,232 and 355,873,780.80

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Solution

The fourth proportional to 606,820,554.72, 837,416,232 and 355,873,780.80 is: 491,108,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,820,554.72 : 837,416,232 = 355,873,780.80 : x
  2. Step 2: Convert to fraction form
    606,820,554.72/837,416,232 = 355,873,780.80/x
  3. Step 3: Cross multiply
    606,820,554.72x = 837,416,232 × 355,873,780.80
  4. Step 4: Simplify right side
    606,820,554.72x = 298,014,480,585,129,984
  5. Step 5: Solve for x
    x = 298,014,480,585,129,984/606,820,554.72
  6. Step 6: Final answer
    x = 491,108,085.03

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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.