Home / 109,455,005.40-164,079,864.90-41,343,466.20

Finding the Fourth Proportional to 109,455,005.40, 164,079,864.90 and 41,343,466.20

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Solution

The fourth proportional to 109,455,005.40, 164,079,864.90 and 41,343,466.20 is: 61,976,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,455,005.40 : 164,079,864.90 = 41,343,466.20 : x
  2. Step 2: Convert to fraction form
    109,455,005.40/164,079,864.90 = 41,343,466.20/x
  3. Step 3: Cross multiply
    109,455,005.40x = 164,079,864.90 × 41,343,466.20
  4. Step 4: Simplify right side
    109,455,005.40x = 6,783,630,348,593,717
  5. Step 5: Solve for x
    x = 6,783,630,348,593,717/109,455,005.40
  6. Step 6: Final answer
    x = 61,976,428.80

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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.