Home / 68,351,870.74-102,528,072.11-16,536,390.26

Finding the Fourth Proportional to 68,351,870.74, 102,528,072.11 and 16,536,390.26

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Solution

The fourth proportional to 68,351,870.74, 102,528,072.11 and 16,536,390.26 is: 24,804,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,351,870.74 : 102,528,072.11 = 16,536,390.26 : x
  2. Step 2: Convert to fraction form
    68,351,870.74/102,528,072.11 = 16,536,390.26/x
  3. Step 3: Cross multiply
    68,351,870.74x = 102,528,072.11 × 16,536,390.26
  4. Step 4: Simplify right side
    68,351,870.74x = 1,695,444,212,421,059.50
  5. Step 5: Solve for x
    x = 1,695,444,212,421,059.50/68,351,870.74
  6. Step 6: Final answer
    x = 24,804,649.74

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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.