Home / 1,106,127,151.32-1,659,169,368.82-330,298,489.56

Finding the Fourth Proportional to 1,106,127,151.32, 1,659,169,368.82 and 330,298,489.56

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Solution

The fourth proportional to 1,106,127,151.32, 1,659,169,368.82 and 330,298,489.56 is: 495,441,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,127,151.32 : 1,659,169,368.82 = 330,298,489.56 : x
  2. Step 2: Convert to fraction form
    1,106,127,151.32/1,659,169,368.82 = 330,298,489.56/x
  3. Step 3: Cross multiply
    1,106,127,151.32x = 1,659,169,368.82 × 330,298,489.56
  4. Step 4: Simplify right side
    1,106,127,151.32x = 548,021,136,445,464,512
  5. Step 5: Solve for x
    x = 548,021,136,445,464,512/1,106,127,151.32
  6. Step 6: Final answer
    x = 495,441,356.62

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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.