Home / 438,504,267.28-657,705,200.40-176,178,199.04

Finding the Fourth Proportional to 438,504,267.28, 657,705,200.40 and 176,178,199.04

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Solution

The fourth proportional to 438,504,267.28, 657,705,200.40 and 176,178,199.04 is: 264,246,727.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,504,267.28 : 657,705,200.40 = 176,178,199.04 : x
  2. Step 2: Convert to fraction form
    438,504,267.28/657,705,200.40 = 176,178,199.04/x
  3. Step 3: Cross multiply
    438,504,267.28x = 657,705,200.40 × 176,178,199.04
  4. Step 4: Simplify right side
    438,504,267.28x = 115,873,317,705,714,272
  5. Step 5: Solve for x
    x = 115,873,317,705,714,272/438,504,267.28
  6. Step 6: Final answer
    x = 264,246,727.69

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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.