Home / 103,356,571.32-155,057,557.77-30,567,677.13

Finding the Fourth Proportional to 103,356,571.32, 155,057,557.77 and 30,567,677.13

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Solution

The fourth proportional to 103,356,571.32, 155,057,557.77 and 30,567,677.13 is: 45,858,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,356,571.32 : 155,057,557.77 = 30,567,677.13 : x
  2. Step 2: Convert to fraction form
    103,356,571.32/155,057,557.77 = 30,567,677.13/x
  3. Step 3: Cross multiply
    103,356,571.32x = 155,057,557.77 × 30,567,677.13
  4. Step 4: Simplify right side
    103,356,571.32x = 4,739,749,362,479,683
  5. Step 5: Solve for x
    x = 4,739,749,362,479,683/103,356,571.32
  6. Step 6: Final answer
    x = 45,858,229.45

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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.