Home / 28,140,050,383,388-42,185,900,778,736-9,779,780,610,123.20

Finding the Fourth Proportional to 28,140,050,383,388, 42,185,900,778,736 and 9,779,780,610,123.20

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Solution

The fourth proportional to 28,140,050,383,388, 42,185,900,778,736 and 9,779,780,610,123.20 is: 14,661,269,217,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,140,050,383,388 : 42,185,900,778,736 = 9,779,780,610,123.20 : x
  2. Step 2: Convert to fraction form
    28,140,050,383,388/42,185,900,778,736 = 9,779,780,610,123.20/x
  3. Step 3: Cross multiply
    28,140,050,383,388x = 42,185,900,778,736 × 9,779,780,610,123.20
  4. Step 4: Simplify right side
    28,140,050,383,388x = 412,568,854,456,463,534,476,754,944
  5. Step 5: Solve for x
    x = 412,568,854,456,463,534,476,754,944/28,140,050,383,388
  6. Step 6: Final answer
    x = 14,661,269,217,201.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.