Home / 743,947,865.80-1,116,611,322.63-375,741,395.49

Finding the Fourth Proportional to 743,947,865.80, 1,116,611,322.63 and 375,741,395.49

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Solution

The fourth proportional to 743,947,865.80, 1,116,611,322.63 and 375,741,395.49 is: 563,960,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,947,865.80 : 1,116,611,322.63 = 375,741,395.49 : x
  2. Step 2: Convert to fraction form
    743,947,865.80/1,116,611,322.63 = 375,741,395.49/x
  3. Step 3: Cross multiply
    743,947,865.80x = 1,116,611,322.63 × 375,741,395.49
  4. Step 4: Simplify right side
    743,947,865.80x = 419,557,096,584,930,880
  5. Step 5: Solve for x
    x = 419,557,096,584,930,880/743,947,865.80
  6. Step 6: Final answer
    x = 563,960,347.05

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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.