Home / 65,406,822.03-90,263,457.20-37,534,629.96

Finding the Fourth Proportional to 65,406,822.03, 90,263,457.20 and 37,534,629.96

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Solution

The fourth proportional to 65,406,822.03, 90,263,457.20 and 37,534,629.96 is: 51,798,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,406,822.03 : 90,263,457.20 = 37,534,629.96 : x
  2. Step 2: Convert to fraction form
    65,406,822.03/90,263,457.20 = 37,534,629.96/x
  3. Step 3: Cross multiply
    65,406,822.03x = 90,263,457.20 × 37,534,629.96
  4. Step 4: Simplify right side
    65,406,822.03x = 3,388,005,465,006,134.50
  5. Step 5: Solve for x
    x = 3,388,005,465,006,134.50/65,406,822.03
  6. Step 6: Final answer
    x = 51,798,961.64

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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.