Home / 214,374,875.40-321,562,313.10-132,745,537.80

Finding the Fourth Proportional to 214,374,875.40, 321,562,313.10 and 132,745,537.80

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Solution

The fourth proportional to 214,374,875.40, 321,562,313.10 and 132,745,537.80 is: 199,118,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,374,875.40 : 321,562,313.10 = 132,745,537.80 : x
  2. Step 2: Convert to fraction form
    214,374,875.40/321,562,313.10 = 132,745,537.80/x
  3. Step 3: Cross multiply
    214,374,875.40x = 321,562,313.10 × 132,745,537.80
  4. Step 4: Simplify right side
    214,374,875.40x = 42,685,962,188,671,488
  5. Step 5: Solve for x
    x = 42,685,962,188,671,488/214,374,875.40
  6. Step 6: Final answer
    x = 199,118,306.70

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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.