Home / 68,351,869.39-102,528,070.08-16,536,388.91

Finding the Fourth Proportional to 68,351,869.39, 102,528,070.08 and 16,536,388.91

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Solution

The fourth proportional to 68,351,869.39, 102,528,070.08 and 16,536,388.91 is: 24,804,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,351,869.39 : 102,528,070.08 = 16,536,388.91 : x
  2. Step 2: Convert to fraction form
    68,351,869.39/102,528,070.08 = 16,536,388.91/x
  3. Step 3: Cross multiply
    68,351,869.39x = 102,528,070.08 × 16,536,388.91
  4. Step 4: Simplify right side
    68,351,869.39x = 1,695,444,041,075,955.75
  5. Step 5: Solve for x
    x = 1,695,444,041,075,955.75/68,351,869.39
  6. Step 6: Final answer
    x = 24,804,647.72

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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.