Home / 49,910,140.20-74,865,210.30-47,926,093.80

Finding the Fourth Proportional to 49,910,140.20, 74,865,210.30 and 47,926,093.80

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Solution

The fourth proportional to 49,910,140.20, 74,865,210.30 and 47,926,093.80 is: 71,889,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,910,140.20 : 74,865,210.30 = 47,926,093.80 : x
  2. Step 2: Convert to fraction form
    49,910,140.20/74,865,210.30 = 47,926,093.80/x
  3. Step 3: Cross multiply
    49,910,140.20x = 74,865,210.30 × 47,926,093.80
  4. Step 4: Simplify right side
    49,910,140.20x = 3,587,997,091,194,526
  5. Step 5: Solve for x
    x = 3,587,997,091,194,526/49,910,140.20
  6. Step 6: Final answer
    x = 71,889,140.70

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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.