Home / 73,911,896.50-101,999,080.98-40,874,382.86

Finding the Fourth Proportional to 73,911,896.50, 101,999,080.98 and 40,874,382.86

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Solution

The fourth proportional to 73,911,896.50, 101,999,080.98 and 40,874,382.86 is: 56,407,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,911,896.50 : 101,999,080.98 = 40,874,382.86 : x
  2. Step 2: Convert to fraction form
    73,911,896.50/101,999,080.98 = 40,874,382.86/x
  3. Step 3: Cross multiply
    73,911,896.50x = 101,999,080.98 × 40,874,382.86
  4. Step 4: Simplify right side
    73,911,896.50x = 4,169,149,486,834,668.50
  5. Step 5: Solve for x
    x = 4,169,149,486,834,668.50/73,911,896.50
  6. Step 6: Final answer
    x = 56,407,015.44

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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.