Home / 133,070,639.30-199,307,360.55-109,182,767.30

Finding the Fourth Proportional to 133,070,639.30, 199,307,360.55 and 109,182,767.30

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Solution

The fourth proportional to 133,070,639.30, 199,307,360.55 and 109,182,767.30 is: 163,529,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,070,639.30 : 199,307,360.55 = 109,182,767.30 : x
  2. Step 2: Convert to fraction form
    133,070,639.30/199,307,360.55 = 109,182,767.30/x
  3. Step 3: Cross multiply
    133,070,639.30x = 199,307,360.55 × 109,182,767.30
  4. Step 4: Simplify right side
    133,070,639.30x = 21,760,929,168,107,852
  5. Step 5: Solve for x
    x = 21,760,929,168,107,852/133,070,639.30
  6. Step 6: Final answer
    x = 163,529,154.76

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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.