Home / 84,079,702.32-116,029,937.88-45,448,534.32

Finding the Fourth Proportional to 84,079,702.32, 116,029,937.88 and 45,448,534.32

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Solution

The fourth proportional to 84,079,702.32, 116,029,937.88 and 45,448,534.32 is: 62,718,949.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,079,702.32 : 116,029,937.88 = 45,448,534.32 : x
  2. Step 2: Convert to fraction form
    84,079,702.32/116,029,937.88 = 45,448,534.32/x
  3. Step 3: Cross multiply
    84,079,702.32x = 116,029,937.88 × 45,448,534.32
  4. Step 4: Simplify right side
    84,079,702.32x = 5,273,390,613,886,648
  5. Step 5: Solve for x
    x = 5,273,390,613,886,648/84,079,702.32
  6. Step 6: Final answer
    x = 62,718,949.62

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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.