Home / 100,977,744.06-139,343,281.31-58,588,019.64

Finding the Fourth Proportional to 100,977,744.06, 139,343,281.31 and 58,588,019.64

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Solution

The fourth proportional to 100,977,744.06, 139,343,281.31 and 58,588,019.64 is: 80,847,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,977,744.06 : 139,343,281.31 = 58,588,019.64 : x
  2. Step 2: Convert to fraction form
    100,977,744.06/139,343,281.31 = 58,588,019.64/x
  3. Step 3: Cross multiply
    100,977,744.06x = 139,343,281.31 × 58,588,019.64
  4. Step 4: Simplify right side
    100,977,744.06x = 8,163,846,901,799,385
  5. Step 5: Solve for x
    x = 8,163,846,901,799,385/100,977,744.06
  6. Step 6: Final answer
    x = 80,847,982.67

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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.