Home / 185,694,687.90-256,260,992.22-102,071,948.40

Finding the Fourth Proportional to 185,694,687.90, 256,260,992.22 and 102,071,948.40

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Solution

The fourth proportional to 185,694,687.90, 256,260,992.22 and 102,071,948.40 is: 140,860,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,694,687.90 : 256,260,992.22 = 102,071,948.40 : x
  2. Step 2: Convert to fraction form
    185,694,687.90/256,260,992.22 = 102,071,948.40/x
  3. Step 3: Cross multiply
    185,694,687.90x = 256,260,992.22 × 102,071,948.40
  4. Step 4: Simplify right side
    185,694,687.90x = 26,157,058,774,812,644
  5. Step 5: Solve for x
    x = 26,157,058,774,812,644/185,694,687.90
  6. Step 6: Final answer
    x = 140,860,565.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.