Home / 101,303,564.22-139,783,456.44-57,234,483.54

Finding the Fourth Proportional to 101,303,564.22, 139,783,456.44 and 57,234,483.54

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Solution

The fourth proportional to 101,303,564.22, 139,783,456.44 and 57,234,483.54 is: 78,974,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,303,564.22 : 139,783,456.44 = 57,234,483.54 : x
  2. Step 2: Convert to fraction form
    101,303,564.22/139,783,456.44 = 57,234,483.54/x
  3. Step 3: Cross multiply
    101,303,564.22x = 139,783,456.44 × 57,234,483.54
  4. Step 4: Simplify right side
    101,303,564.22x = 8,000,433,936,779,487
  5. Step 5: Solve for x
    x = 8,000,433,936,779,487/101,303,564.22
  6. Step 6: Final answer
    x = 78,974,851.46

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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.