Home / 201,743,999.10-302,615,998.65-99,707,327.10

Finding the Fourth Proportional to 201,743,999.10, 302,615,998.65 and 99,707,327.10

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Solution

The fourth proportional to 201,743,999.10, 302,615,998.65 and 99,707,327.10 is: 149,560,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,743,999.10 : 302,615,998.65 = 99,707,327.10 : x
  2. Step 2: Convert to fraction form
    201,743,999.10/302,615,998.65 = 99,707,327.10/x
  3. Step 3: Cross multiply
    201,743,999.10x = 302,615,998.65 × 99,707,327.10
  4. Step 4: Simplify right side
    201,743,999.10x = 30,173,032,363,088,704
  5. Step 5: Solve for x
    x = 30,173,032,363,088,704/201,743,999.10
  6. Step 6: Final answer
    x = 149,560,990.65

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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.