Home / 73,385,312.80-110,077,580.40-18,797,792.80

Finding the Fourth Proportional to 73,385,312.80, 110,077,580.40 and 18,797,792.80

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Solution

The fourth proportional to 73,385,312.80, 110,077,580.40 and 18,797,792.80 is: 28,196,589.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,385,312.80 : 110,077,580.40 = 18,797,792.80 : x
  2. Step 2: Convert to fraction form
    73,385,312.80/110,077,580.40 = 18,797,792.80/x
  3. Step 3: Cross multiply
    73,385,312.80x = 110,077,580.40 × 18,797,792.80
  4. Step 4: Simplify right side
    73,385,312.80x = 2,069,215,548,284,541.25
  5. Step 5: Solve for x
    x = 2,069,215,548,284,541.25/73,385,312.80
  6. Step 6: Final answer
    x = 28,196,589.61

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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.