Home / 105,495,634.05-145,589,166.77-63,679,034.67

Finding the Fourth Proportional to 105,495,634.05, 145,589,166.77 and 63,679,034.67

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Solution

The fourth proportional to 105,495,634.05, 145,589,166.77 and 63,679,034.67 is: 87,880,201.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,495,634.05 : 145,589,166.77 = 63,679,034.67 : x
  2. Step 2: Convert to fraction form
    105,495,634.05/145,589,166.77 = 63,679,034.67/x
  3. Step 3: Cross multiply
    105,495,634.05x = 145,589,166.77 × 63,679,034.67
  4. Step 4: Simplify right side
    105,495,634.05x = 9,270,977,598,004,846
  5. Step 5: Solve for x
    x = 9,270,977,598,004,846/105,495,634.05
  6. Step 6: Final answer
    x = 87,880,201.69

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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.