Home / 146,328,029.20-219,492,043.80-122,519,472.40

Finding the Fourth Proportional to 146,328,029.20, 219,492,043.80 and 122,519,472.40

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Solution

The fourth proportional to 146,328,029.20, 219,492,043.80 and 122,519,472.40 is: 183,779,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,328,029.20 : 219,492,043.80 = 122,519,472.40 : x
  2. Step 2: Convert to fraction form
    146,328,029.20/219,492,043.80 = 122,519,472.40/x
  3. Step 3: Cross multiply
    146,328,029.20x = 219,492,043.80 × 122,519,472.40
  4. Step 4: Simplify right side
    146,328,029.20x = 26,892,049,402,373,692
  5. Step 5: Solve for x
    x = 26,892,049,402,373,692/146,328,029.20
  6. Step 6: Final answer
    x = 183,779,208.60

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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.