Home / 43,457,454.02-65,241,494.86-28,168,719.96

Finding the Fourth Proportional to 43,457,454.02, 65,241,494.86 and 28,168,719.96

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Solution

The fourth proportional to 43,457,454.02, 65,241,494.86 and 28,168,719.96 is: 42,288,933.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,457,454.02 : 65,241,494.86 = 28,168,719.96 : x
  2. Step 2: Convert to fraction form
    43,457,454.02/65,241,494.86 = 28,168,719.96/x
  3. Step 3: Cross multiply
    43,457,454.02x = 65,241,494.86 × 28,168,719.96
  4. Step 4: Simplify right side
    43,457,454.02x = 1,837,769,398,483,119.50
  5. Step 5: Solve for x
    x = 1,837,769,398,483,119.50/43,457,454.02
  6. Step 6: Final answer
    x = 42,288,933.85

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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.