Home / 156,835,257.40-235,252,886.10-54,565,305.40

Finding the Fourth Proportional to 156,835,257.40, 235,252,886.10 and 54,565,305.40

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Solution

The fourth proportional to 156,835,257.40, 235,252,886.10 and 54,565,305.40 is: 81,847,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,835,257.40 : 235,252,886.10 = 54,565,305.40 : x
  2. Step 2: Convert to fraction form
    156,835,257.40/235,252,886.10 = 54,565,305.40/x
  3. Step 3: Cross multiply
    156,835,257.40x = 235,252,886.10 × 54,565,305.40
  4. Step 4: Simplify right side
    156,835,257.40x = 12,836,645,576,277,914
  5. Step 5: Solve for x
    x = 12,836,645,576,277,914/156,835,257.40
  6. Step 6: Final answer
    x = 81,847,958.10

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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.