Home / 209,374,177.23-313,915,829.72-92,725,968.69

Finding the Fourth Proportional to 209,374,177.23, 313,915,829.72 and 92,725,968.69

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Solution

The fourth proportional to 209,374,177.23, 313,915,829.72 and 92,725,968.69 is: 139,024,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,374,177.23 : 313,915,829.72 = 92,725,968.69 : x
  2. Step 2: Convert to fraction form
    209,374,177.23/313,915,829.72 = 92,725,968.69/x
  3. Step 3: Cross multiply
    209,374,177.23x = 313,915,829.72 × 92,725,968.69
  4. Step 4: Simplify right side
    209,374,177.23x = 29,108,149,397,448,460
  5. Step 5: Solve for x
    x = 29,108,149,397,448,460/209,374,177.23
  6. Step 6: Final answer
    x = 139,024,543.44

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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.