Home / 460,335,899.42-690,940,393.86-284,928,341.54

Finding the Fourth Proportional to 460,335,899.42, 690,940,393.86 and 284,928,341.54

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Solution

The fourth proportional to 460,335,899.42, 690,940,393.86 and 284,928,341.54 is: 427,662,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,335,899.42 : 690,940,393.86 = 284,928,341.54 : x
  2. Step 2: Convert to fraction form
    460,335,899.42/690,940,393.86 = 284,928,341.54/x
  3. Step 3: Cross multiply
    460,335,899.42x = 690,940,393.86 × 284,928,341.54
  4. Step 4: Simplify right side
    460,335,899.42x = 196,868,500,525,524,224
  5. Step 5: Solve for x
    x = 196,868,500,525,524,224/460,335,899.42
  6. Step 6: Final answer
    x = 427,662,714.93

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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.