Home / 122,376,693.24-168,873,762.06-67,371,368.76

Finding the Fourth Proportional to 122,376,693.24, 168,873,762.06 and 67,371,368.76

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Solution

The fourth proportional to 122,376,693.24, 168,873,762.06 and 67,371,368.76 is: 92,969,144.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,376,693.24 : 168,873,762.06 = 67,371,368.76 : x
  2. Step 2: Convert to fraction form
    122,376,693.24/168,873,762.06 = 67,371,368.76/x
  3. Step 3: Cross multiply
    122,376,693.24x = 168,873,762.06 × 67,371,368.76
  4. Step 4: Simplify right side
    122,376,693.24x = 11,377,256,497,632,758
  5. Step 5: Solve for x
    x = 11,377,256,497,632,758/122,376,693.24
  6. Step 6: Final answer
    x = 92,969,144.67

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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.