Home / 64,542,068.50-89,068,056.60-35,568,692.50

Finding the Fourth Proportional to 64,542,068.50, 89,068,056.60 and 35,568,692.50

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Solution

The fourth proportional to 64,542,068.50, 89,068,056.60 and 35,568,692.50 is: 49,084,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,542,068.50 : 89,068,056.60 = 35,568,692.50 : x
  2. Step 2: Convert to fraction form
    64,542,068.50/89,068,056.60 = 35,568,692.50/x
  3. Step 3: Cross multiply
    64,542,068.50x = 89,068,056.60 × 35,568,692.50
  4. Step 4: Simplify right side
    64,542,068.50x = 3,168,034,316,777,995.50
  5. Step 5: Solve for x
    x = 3,168,034,316,777,995.50/64,542,068.50
  6. Step 6: Final answer
    x = 49,084,796.79

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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.