Home / 152,427,372.80-228,641,059.20-50,178,124.40

Finding the Fourth Proportional to 152,427,372.80, 228,641,059.20 and 50,178,124.40

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Solution

The fourth proportional to 152,427,372.80, 228,641,059.20 and 50,178,124.40 is: 75,267,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,427,372.80 : 228,641,059.20 = 50,178,124.40 : x
  2. Step 2: Convert to fraction form
    152,427,372.80/228,641,059.20 = 50,178,124.40/x
  3. Step 3: Cross multiply
    152,427,372.80x = 228,641,059.20 × 50,178,124.40
  4. Step 4: Simplify right side
    152,427,372.80x = 11,472,779,511,485,364
  5. Step 5: Solve for x
    x = 11,472,779,511,485,364/152,427,372.80
  6. Step 6: Final answer
    x = 75,267,186.60

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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.