Home / 73,077,889.97-100,847,485.59-40,039,390.67

Finding the Fourth Proportional to 73,077,889.97, 100,847,485.59 and 40,039,390.67

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Solution

The fourth proportional to 73,077,889.97, 100,847,485.59 and 40,039,390.67 is: 55,254,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,077,889.97 : 100,847,485.59 = 40,039,390.67 : x
  2. Step 2: Convert to fraction form
    73,077,889.97/100,847,485.59 = 40,039,390.67/x
  3. Step 3: Cross multiply
    73,077,889.97x = 100,847,485.59 × 40,039,390.67
  4. Step 4: Simplify right side
    73,077,889.97x = 4,037,871,872,970,820.50
  5. Step 5: Solve for x
    x = 4,037,871,872,970,820.50/73,077,889.97
  6. Step 6: Final answer
    x = 55,254,357.71

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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.