Home / 159,250,122.69-219,720,758.11-102,710,944.54

Finding the Fourth Proportional to 159,250,122.69, 219,720,758.11 and 102,710,944.54

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Solution

The fourth proportional to 159,250,122.69, 219,720,758.11 and 102,710,944.54 is: 141,712,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,250,122.69 : 219,720,758.11 = 102,710,944.54 : x
  2. Step 2: Convert to fraction form
    159,250,122.69/219,720,758.11 = 102,710,944.54/x
  3. Step 3: Cross multiply
    159,250,122.69x = 219,720,758.11 × 102,710,944.54
  4. Step 4: Simplify right side
    159,250,122.69x = 22,567,726,600,522,968
  5. Step 5: Solve for x
    x = 22,567,726,600,522,968/159,250,122.69
  6. Step 6: Final answer
    x = 141,712,459.74

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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.