Home / 108,483,209.28-162,780,451.20-53,149,990.32

Finding the Fourth Proportional to 108,483,209.28, 162,780,451.20 and 53,149,990.32

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Solution

The fourth proportional to 108,483,209.28, 162,780,451.20 and 53,149,990.32 is: 79,752,244.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,483,209.28 : 162,780,451.20 = 53,149,990.32 : x
  2. Step 2: Convert to fraction form
    108,483,209.28/162,780,451.20 = 53,149,990.32/x
  3. Step 3: Cross multiply
    108,483,209.28x = 162,780,451.20 × 53,149,990.32
  4. Step 4: Simplify right side
    108,483,209.28x = 8,651,779,405,565,232
  5. Step 5: Solve for x
    x = 8,651,779,405,565,232/108,483,209.28
  6. Step 6: Final answer
    x = 79,752,244.27

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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.