Home / 79,871,224.32-119,733,353.28-43,426,356.48

Finding the Fourth Proportional to 79,871,224.32, 119,733,353.28 and 43,426,356.48

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Solution

The fourth proportional to 79,871,224.32, 119,733,353.28 and 43,426,356.48 is: 65,099,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,871,224.32 : 119,733,353.28 = 43,426,356.48 : x
  2. Step 2: Convert to fraction form
    79,871,224.32/119,733,353.28 = 43,426,356.48/x
  3. Step 3: Cross multiply
    79,871,224.32x = 119,733,353.28 × 43,426,356.48
  4. Step 4: Simplify right side
    79,871,224.32x = 5,199,583,282,083,057
  5. Step 5: Solve for x
    x = 5,199,583,282,083,057/79,871,224.32
  6. Step 6: Final answer
    x = 65,099,581.56

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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.