Home / 152,238,473.64-228,306,529.80-55,173,863.52

Finding the Fourth Proportional to 152,238,473.64, 228,306,529.80 and 55,173,863.52

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Solution

The fourth proportional to 152,238,473.64, 228,306,529.80 and 55,173,863.52 is: 82,742,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,238,473.64 : 228,306,529.80 = 55,173,863.52 : x
  2. Step 2: Convert to fraction form
    152,238,473.64/228,306,529.80 = 55,173,863.52/x
  3. Step 3: Cross multiply
    152,238,473.64x = 228,306,529.80 × 55,173,863.52
  4. Step 4: Simplify right side
    152,238,473.64x = 12,596,553,315,910,014
  5. Step 5: Solve for x
    x = 12,596,553,315,910,014/152,238,473.64
  6. Step 6: Final answer
    x = 82,742,246.52

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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.