Home / 455,144,666.32-628,099,640.28-246,300,808.88

Finding the Fourth Proportional to 455,144,666.32, 628,099,640.28 and 246,300,808.88

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Solution

The fourth proportional to 455,144,666.32, 628,099,640.28 and 246,300,808.88 is: 339,895,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,144,666.32 : 628,099,640.28 = 246,300,808.88 : x
  2. Step 2: Convert to fraction form
    455,144,666.32/628,099,640.28 = 246,300,808.88/x
  3. Step 3: Cross multiply
    455,144,666.32x = 628,099,640.28 × 246,300,808.88
  4. Step 4: Simplify right side
    455,144,666.32x = 154,701,449,458,201,024
  5. Step 5: Solve for x
    x = 154,701,449,458,201,024/455,144,666.32
  6. Step 6: Final answer
    x = 339,895,116.66

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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.