Home / 409,590,992.10-614,466,204.30-118,467,612.30

Finding the Fourth Proportional to 409,590,992.10, 614,466,204.30 and 118,467,612.30

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Solution

The fourth proportional to 409,590,992.10, 614,466,204.30 and 118,467,612.30 is: 177,724,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,590,992.10 : 614,466,204.30 = 118,467,612.30 : x
  2. Step 2: Convert to fraction form
    409,590,992.10/614,466,204.30 = 118,467,612.30/x
  3. Step 3: Cross multiply
    409,590,992.10x = 614,466,204.30 × 118,467,612.30
  4. Step 4: Simplify right side
    409,590,992.10x = 72,794,344,062,464,992
  5. Step 5: Solve for x
    x = 72,794,344,062,464,992/409,590,992.10
  6. Step 6: Final answer
    x = 177,724,475.07

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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.