Home / 331,776,001.60-497,664,002.40-312,964,302.40

Finding the Fourth Proportional to 331,776,001.60, 497,664,002.40 and 312,964,302.40

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Solution

The fourth proportional to 331,776,001.60, 497,664,002.40 and 312,964,302.40 is: 469,446,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,001.60 : 497,664,002.40 = 312,964,302.40 : x
  2. Step 2: Convert to fraction form
    331,776,001.60/497,664,002.40 = 312,964,302.40/x
  3. Step 3: Cross multiply
    331,776,001.60x = 497,664,002.40 × 312,964,302.40
  4. Step 4: Simplify right side
    331,776,001.60x = 155,751,067,340,707,904
  5. Step 5: Solve for x
    x = 155,751,067,340,707,904/331,776,001.60
  6. Step 6: Final answer
    x = 469,446,453.60

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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.