Home / 215,683,615.60-323,525,423.40-181,246,238.80

Finding the Fourth Proportional to 215,683,615.60, 323,525,423.40 and 181,246,238.80

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Solution

The fourth proportional to 215,683,615.60, 323,525,423.40 and 181,246,238.80 is: 271,869,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,683,615.60 : 323,525,423.40 = 181,246,238.80 : x
  2. Step 2: Convert to fraction form
    215,683,615.60/323,525,423.40 = 181,246,238.80/x
  3. Step 3: Cross multiply
    215,683,615.60x = 323,525,423.40 × 181,246,238.80
  4. Step 4: Simplify right side
    215,683,615.60x = 58,637,766,147,427,504
  5. Step 5: Solve for x
    x = 58,637,766,147,427,504/215,683,615.60
  6. Step 6: Final answer
    x = 271,869,358.20

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1.5x scale

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.