Home / 214,374,877.40-321,562,316.10-132,745,539.80

Finding the Fourth Proportional to 214,374,877.40, 321,562,316.10 and 132,745,539.80

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Solution

The fourth proportional to 214,374,877.40, 321,562,316.10 and 132,745,539.80 is: 199,118,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,374,877.40 : 321,562,316.10 = 132,745,539.80 : x
  2. Step 2: Convert to fraction form
    214,374,877.40/321,562,316.10 = 132,745,539.80/x
  3. Step 3: Cross multiply
    214,374,877.40x = 321,562,316.10 × 132,745,539.80
  4. Step 4: Simplify right side
    214,374,877.40x = 42,685,963,230,032,736
  5. Step 5: Solve for x
    x = 42,685,963,230,032,736/214,374,877.40
  6. Step 6: Final answer
    x = 199,118,309.70

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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.