Home / 140,525,528.84-210,835,375.72-48,472,806.78

Finding the Fourth Proportional to 140,525,528.84, 210,835,375.72 and 48,472,806.78

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Solution

The fourth proportional to 140,525,528.84, 210,835,375.72 and 48,472,806.78 is: 72,725,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,525,528.84 : 210,835,375.72 = 48,472,806.78 : x
  2. Step 2: Convert to fraction form
    140,525,528.84/210,835,375.72 = 48,472,806.78/x
  3. Step 3: Cross multiply
    140,525,528.84x = 210,835,375.72 × 48,472,806.78
  4. Step 4: Simplify right side
    140,525,528.84x = 10,219,782,429,664,264
  5. Step 5: Solve for x
    x = 10,219,782,429,664,264/140,525,528.84
  6. Step 6: Final answer
    x = 72,725,450.77

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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.