Home / 152,238,474.64-228,306,531.30-55,173,864.52

Finding the Fourth Proportional to 152,238,474.64, 228,306,531.30 and 55,173,864.52

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Solution

The fourth proportional to 152,238,474.64, 228,306,531.30 and 55,173,864.52 is: 82,742,248.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,238,474.64 : 228,306,531.30 = 55,173,864.52 : x
  2. Step 2: Convert to fraction form
    152,238,474.64/228,306,531.30 = 55,173,864.52/x
  3. Step 3: Cross multiply
    152,238,474.64x = 228,306,531.30 × 55,173,864.52
  4. Step 4: Simplify right side
    152,238,474.64x = 12,596,553,626,977,340
  5. Step 5: Solve for x
    x = 12,596,553,626,977,340/152,238,474.64
  6. Step 6: Final answer
    x = 82,742,248.02

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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.