Home / 144,334,575-216,523,474.92-52,239,861.36

Finding the Fourth Proportional to 144,334,575, 216,523,474.92 and 52,239,861.36

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Solution

The fourth proportional to 144,334,575, 216,523,474.92 and 52,239,861.36 is: 78,367,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,334,575 : 216,523,474.92 = 52,239,861.36 : x
  2. Step 2: Convert to fraction form
    144,334,575/216,523,474.92 = 52,239,861.36/x
  3. Step 3: Cross multiply
    144,334,575x = 216,523,474.92 × 52,239,861.36
  4. Step 4: Simplify right side
    144,334,575x = 11,311,156,311,006,236
  5. Step 5: Solve for x
    x = 11,311,156,311,006,236/144,334,575
  6. Step 6: Final answer
    x = 78,367,614.35

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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.