Home / 156,493,886.88-234,767,900-52,863,846.72

Finding the Fourth Proportional to 156,493,886.88, 234,767,900 and 52,863,846.72

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Solution

The fourth proportional to 156,493,886.88, 234,767,900 and 52,863,846.72 is: 79,304,914.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,493,886.88 : 234,767,900 = 52,863,846.72 : x
  2. Step 2: Convert to fraction form
    156,493,886.88/234,767,900 = 52,863,846.72/x
  3. Step 3: Cross multiply
    156,493,886.88x = 234,767,900 × 52,863,846.72
  4. Step 4: Simplify right side
    156,493,886.88x = 12,410,734,280,376,288
  5. Step 5: Solve for x
    x = 12,410,734,280,376,288/156,493,886.88
  6. Step 6: Final answer
    x = 79,304,914.25

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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.