Home / 330,496,607.72-495,637,885.20-109,118,216.22

Finding the Fourth Proportional to 330,496,607.72, 495,637,885.20 and 109,118,216.22

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Solution

The fourth proportional to 330,496,607.72, 495,637,885.20 and 109,118,216.22 is: 163,641,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,496,607.72 : 495,637,885.20 = 109,118,216.22 : x
  2. Step 2: Convert to fraction form
    330,496,607.72/495,637,885.20 = 109,118,216.22/x
  3. Step 3: Cross multiply
    330,496,607.72x = 495,637,885.20 × 109,118,216.22
  4. Step 4: Simplify right side
    330,496,607.72x = 54,083,121,924,077,136
  5. Step 5: Solve for x
    x = 54,083,121,924,077,136/330,496,607.72
  6. Step 6: Final answer
    x = 163,641,988.03

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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.