Home / 188,302,024.28-259,859,901.74-103,532,725.14

Finding the Fourth Proportional to 188,302,024.28, 259,859,901.74 and 103,532,725.14

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Solution

The fourth proportional to 188,302,024.28, 259,859,901.74 and 103,532,725.14 is: 142,876,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,302,024.28 : 259,859,901.74 = 103,532,725.14 : x
  2. Step 2: Convert to fraction form
    188,302,024.28/259,859,901.74 = 103,532,725.14/x
  3. Step 3: Cross multiply
    188,302,024.28x = 259,859,901.74 × 103,532,725.14
  4. Step 4: Simplify right side
    188,302,024.28x = 26,904,003,781,237,164
  5. Step 5: Solve for x
    x = 26,904,003,781,237,164/188,302,024.28
  6. Step 6: Final answer
    x = 142,876,869.67

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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.