Home / 81,400,433.26-122,119,536-26,811,059.77

Finding the Fourth Proportional to 81,400,433.26, 122,119,536 and 26,811,059.77

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Solution

The fourth proportional to 81,400,433.26, 122,119,536 and 26,811,059.77 is: 40,222,810.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,400,433.26 : 122,119,536 = 26,811,059.77 : x
  2. Step 2: Convert to fraction form
    81,400,433.26/122,119,536 = 26,811,059.77/x
  3. Step 3: Cross multiply
    81,400,433.26x = 122,119,536 × 26,811,059.77
  4. Step 4: Simplify right side
    81,400,433.26x = 3,274,154,178,780,666.50
  5. Step 5: Solve for x
    x = 3,274,154,178,780,666.50/81,400,433.26
  6. Step 6: Final answer
    x = 40,222,810.22

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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.