Home / 79,256,163.93-118,748,719.94-61,977,692.67

Finding the Fourth Proportional to 79,256,163.93, 118,748,719.94 and 61,977,692.67

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Solution

The fourth proportional to 79,256,163.93, 118,748,719.94 and 61,977,692.67 is: 92,860,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,256,163.93 : 118,748,719.94 = 61,977,692.67 : x
  2. Step 2: Convert to fraction form
    79,256,163.93/118,748,719.94 = 61,977,692.67/x
  3. Step 3: Cross multiply
    79,256,163.93x = 118,748,719.94 × 61,977,692.67
  4. Step 4: Simplify right side
    79,256,163.93x = 7,359,771,669,087,333
  5. Step 5: Solve for x
    x = 7,359,771,669,087,333/79,256,163.93
  6. Step 6: Final answer
    x = 92,860,558.78

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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.