Home / 84,079,701.32-116,029,936.50-45,448,533.32

Finding the Fourth Proportional to 84,079,701.32, 116,029,936.50 and 45,448,533.32

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Solution

The fourth proportional to 84,079,701.32, 116,029,936.50 and 45,448,533.32 is: 62,718,948.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,079,701.32 : 116,029,936.50 = 45,448,533.32 : x
  2. Step 2: Convert to fraction form
    84,079,701.32/116,029,936.50 = 45,448,533.32/x
  3. Step 3: Cross multiply
    84,079,701.32x = 116,029,936.50 × 45,448,533.32
  4. Step 4: Simplify right side
    84,079,701.32x = 5,273,390,435,137,734
  5. Step 5: Solve for x
    x = 5,273,390,435,137,734/84,079,701.32
  6. Step 6: Final answer
    x = 62,718,948.24

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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.