Home / 401,573,499.30-602,387,920.41-168,169,207.05

Finding the Fourth Proportional to 401,573,499.30, 602,387,920.41 and 168,169,207.05

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Solution

The fourth proportional to 401,573,499.30, 602,387,920.41 and 168,169,207.05 is: 252,265,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,573,499.30 : 602,387,920.41 = 168,169,207.05 : x
  2. Step 2: Convert to fraction form
    401,573,499.30/602,387,920.41 = 168,169,207.05/x
  3. Step 3: Cross multiply
    401,573,499.30x = 602,387,920.41 × 168,169,207.05
  4. Step 4: Simplify right side
    401,573,499.30x = 101,303,098,911,848,208
  5. Step 5: Solve for x
    x = 101,303,098,911,848,208/401,573,499.30
  6. Step 6: Final answer
    x = 252,265,398.71

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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.