Home / 247,005,813.26-370,472,274.94-72,081,880.03

Finding the Fourth Proportional to 247,005,813.26, 370,472,274.94 and 72,081,880.03

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Solution

The fourth proportional to 247,005,813.26, 370,472,274.94 and 72,081,880.03 is: 108,112,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,005,813.26 : 370,472,274.94 = 72,081,880.03 : x
  2. Step 2: Convert to fraction form
    247,005,813.26/370,472,274.94 = 72,081,880.03/x
  3. Step 3: Cross multiply
    247,005,813.26x = 370,472,274.94 × 72,081,880.03
  4. Step 4: Simplify right side
    247,005,813.26x = 26,704,338,076,041,796
  5. Step 5: Solve for x
    x = 26,704,338,076,041,796/247,005,813.26
  6. Step 6: Final answer
    x = 108,112,184.58

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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.