Home / 49,883,299.65-74,849,832.68-28,334,448.45

Finding the Fourth Proportional to 49,883,299.65, 74,849,832.68 and 28,334,448.45

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Solution

The fourth proportional to 49,883,299.65, 74,849,832.68 and 28,334,448.45 is: 42,515,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,883,299.65 : 74,849,832.68 = 28,334,448.45 : x
  2. Step 2: Convert to fraction form
    49,883,299.65/74,849,832.68 = 28,334,448.45/x
  3. Step 3: Cross multiply
    49,883,299.65x = 74,849,832.68 × 28,334,448.45
  4. Step 4: Simplify right side
    49,883,299.65x = 2,120,828,725,420,913
  5. Step 5: Solve for x
    x = 2,120,828,725,420,913/49,883,299.65
  6. Step 6: Final answer
    x = 42,515,806.70

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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.