Home / 101,072,970.48-139,480,699.16-54,663,224.35

Finding the Fourth Proportional to 101,072,970.48, 139,480,699.16 and 54,663,224.35

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Solution

The fourth proportional to 101,072,970.48, 139,480,699.16 and 54,663,224.35 is: 75,435,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,072,970.48 : 139,480,699.16 = 54,663,224.35 : x
  2. Step 2: Convert to fraction form
    101,072,970.48/139,480,699.16 = 54,663,224.35/x
  3. Step 3: Cross multiply
    101,072,970.48x = 139,480,699.16 × 54,663,224.35
  4. Step 4: Simplify right side
    101,072,970.48x = 7,624,464,749,707,217
  5. Step 5: Solve for x
    x = 7,624,464,749,707,217/101,072,970.48
  6. Step 6: Final answer
    x = 75,435,249.54

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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.