Home / 217,044,298.41-299,523,855.93-117,926,701.07

Finding the Fourth Proportional to 217,044,298.41, 299,523,855.93 and 117,926,701.07

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Solution

The fourth proportional to 217,044,298.41, 299,523,855.93 and 117,926,701.07 is: 162,740,327.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,044,298.41 : 299,523,855.93 = 117,926,701.07 : x
  2. Step 2: Convert to fraction form
    217,044,298.41/299,523,855.93 = 117,926,701.07/x
  3. Step 3: Cross multiply
    217,044,298.41x = 299,523,855.93 × 117,926,701.07
  4. Step 4: Simplify right side
    217,044,298.41x = 35,321,860,220,313,756
  5. Step 5: Solve for x
    x = 35,321,860,220,313,756/217,044,298.41
  6. Step 6: Final answer
    x = 162,740,327.57

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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.