Home / 152,519,907.80-228,779,861.70-133,388,031.80

Finding the Fourth Proportional to 152,519,907.80, 228,779,861.70 and 133,388,031.80

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Solution

The fourth proportional to 152,519,907.80, 228,779,861.70 and 133,388,031.80 is: 200,082,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,519,907.80 : 228,779,861.70 = 133,388,031.80 : x
  2. Step 2: Convert to fraction form
    152,519,907.80/228,779,861.70 = 133,388,031.80/x
  3. Step 3: Cross multiply
    152,519,907.80x = 228,779,861.70 × 133,388,031.80
  4. Step 4: Simplify right side
    152,519,907.80x = 30,516,495,467,639,200
  5. Step 5: Solve for x
    x = 30,516,495,467,639,200/152,519,907.80
  6. Step 6: Final answer
    x = 200,082,047.70

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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.