Home / 170,829,727.82-256,653,384.76-109,538,969

Finding the Fourth Proportional to 170,829,727.82, 256,653,384.76 and 109,538,969

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Solution

The fourth proportional to 170,829,727.82, 256,653,384.76 and 109,538,969 is: 164,570,578.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,829,727.82 : 256,653,384.76 = 109,538,969 : x
  2. Step 2: Convert to fraction form
    170,829,727.82/256,653,384.76 = 109,538,969/x
  3. Step 3: Cross multiply
    170,829,727.82x = 256,653,384.76 × 109,538,969
  4. Step 4: Simplify right side
    170,829,727.82x = 28,113,547,156,970,712
  5. Step 5: Solve for x
    x = 28,113,547,156,970,712/170,829,727.82
  6. Step 6: Final answer
    x = 164,570,578.64

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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.