Home / 381,737,433.60-572,563,269.78-105,427,928.64

Finding the Fourth Proportional to 381,737,433.60, 572,563,269.78 and 105,427,928.64

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Solution

The fourth proportional to 381,737,433.60, 572,563,269.78 and 105,427,928.64 is: 158,130,050.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,737,433.60 : 572,563,269.78 = 105,427,928.64 : x
  2. Step 2: Convert to fraction form
    381,737,433.60/572,563,269.78 = 105,427,928.64/x
  3. Step 3: Cross multiply
    381,737,433.60x = 572,563,269.78 × 105,427,928.64
  4. Step 4: Simplify right side
    381,737,433.60x = 60,364,159,548,250,904
  5. Step 5: Solve for x
    x = 60,364,159,548,250,904/381,737,433.60
  6. Step 6: Final answer
    x = 158,130,050.23

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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.