Home / 84,158,469.28-116,137,551.76-46,989,322.40

Finding the Fourth Proportional to 84,158,469.28, 116,137,551.76 and 46,989,322.40

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Solution

The fourth proportional to 84,158,469.28, 116,137,551.76 and 46,989,322.40 is: 64,844,630.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,158,469.28 : 116,137,551.76 = 46,989,322.40 : x
  2. Step 2: Convert to fraction form
    84,158,469.28/116,137,551.76 = 46,989,322.40/x
  3. Step 3: Cross multiply
    84,158,469.28x = 116,137,551.76 × 46,989,322.40
  4. Step 4: Simplify right side
    84,158,469.28x = 5,457,224,862,397,328
  5. Step 5: Solve for x
    x = 5,457,224,862,397,328/84,158,469.28
  6. Step 6: Final answer
    x = 64,844,630.72

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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.