Home / 73,095,438.32-100,871,705.44-40,500,390.32

Finding the Fourth Proportional to 73,095,438.32, 100,871,705.44 and 40,500,390.32

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Solution

The fourth proportional to 73,095,438.32, 100,871,705.44 and 40,500,390.32 is: 55,890,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,095,438.32 : 100,871,705.44 = 40,500,390.32 : x
  2. Step 2: Convert to fraction form
    73,095,438.32/100,871,705.44 = 40,500,390.32/x
  3. Step 3: Cross multiply
    73,095,438.32x = 100,871,705.44 × 40,500,390.32
  4. Step 4: Simplify right side
    73,095,438.32x = 4,085,343,442,564,067.50
  5. Step 5: Solve for x
    x = 4,085,343,442,564,067.50/73,095,438.32
  6. Step 6: Final answer
    x = 55,890,538.95

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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.