Home / 152,519,908.80-228,779,863.20-133,388,032.80

Finding the Fourth Proportional to 152,519,908.80, 228,779,863.20 and 133,388,032.80

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Solution

The fourth proportional to 152,519,908.80, 228,779,863.20 and 133,388,032.80 is: 200,082,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,519,908.80 : 228,779,863.20 = 133,388,032.80 : x
  2. Step 2: Convert to fraction form
    152,519,908.80/228,779,863.20 = 133,388,032.80/x
  3. Step 3: Cross multiply
    152,519,908.80x = 228,779,863.20 × 133,388,032.80
  4. Step 4: Simplify right side
    152,519,908.80x = 30,516,495,896,501,112
  5. Step 5: Solve for x
    x = 30,516,495,896,501,112/152,519,908.80
  6. Step 6: Final answer
    x = 200,082,049.20

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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.