Home / 171,071,997.30-256,607,995.95-134,792,291.70

Finding the Fourth Proportional to 171,071,997.30, 256,607,995.95 and 134,792,291.70

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Solution

The fourth proportional to 171,071,997.30, 256,607,995.95 and 134,792,291.70 is: 202,188,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,071,997.30 : 256,607,995.95 = 134,792,291.70 : x
  2. Step 2: Convert to fraction form
    171,071,997.30/256,607,995.95 = 134,792,291.70/x
  3. Step 3: Cross multiply
    171,071,997.30x = 256,607,995.95 × 134,792,291.70
  4. Step 4: Simplify right side
    171,071,997.30x = 34,588,779,842,644,812
  5. Step 5: Solve for x
    x = 34,588,779,842,644,812/171,071,997.30
  6. Step 6: Final answer
    x = 202,188,437.55

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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.