Home / 215,683,005.60-323,524,508.40-181,245,628.80

Finding the Fourth Proportional to 215,683,005.60, 323,524,508.40 and 181,245,628.80

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Solution

The fourth proportional to 215,683,005.60, 323,524,508.40 and 181,245,628.80 is: 271,868,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,683,005.60 : 323,524,508.40 = 181,245,628.80 : x
  2. Step 2: Convert to fraction form
    215,683,005.60/323,524,508.40 = 181,245,628.80/x
  3. Step 3: Cross multiply
    215,683,005.60x = 323,524,508.40 × 181,245,628.80
  4. Step 4: Simplify right side
    215,683,005.60x = 58,637,402,957,168,880
  5. Step 5: Solve for x
    x = 58,637,402,957,168,880/215,683,005.60
  6. Step 6: Final answer
    x = 271,868,443.20

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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.