Home / 438,504,276.30-657,705,213.90-176,178,208.02

Finding the Fourth Proportional to 438,504,276.30, 657,705,213.90 and 176,178,208.02

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Solution

The fourth proportional to 438,504,276.30, 657,705,213.90 and 176,178,208.02 is: 264,246,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,504,276.30 : 657,705,213.90 = 176,178,208.02 : x
  2. Step 2: Convert to fraction form
    438,504,276.30/657,705,213.90 = 176,178,208.02/x
  3. Step 3: Cross multiply
    438,504,276.30x = 657,705,213.90 × 176,178,208.02
  4. Step 4: Simplify right side
    438,504,276.30x = 115,873,325,990,312,800
  5. Step 5: Solve for x
    x = 115,873,325,990,312,800/438,504,276.30
  6. Step 6: Final answer
    x = 264,246,741.14

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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.