Home / 45,259,063.65-67,932,439.38-42,801,149.03

Finding the Fourth Proportional to 45,259,063.65, 67,932,439.38 and 42,801,149.03

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Solution

The fourth proportional to 45,259,063.65, 67,932,439.38 and 42,801,149.03 is: 64,243,186.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259,063.65 : 67,932,439.38 = 42,801,149.03 : x
  2. Step 2: Convert to fraction form
    45,259,063.65/67,932,439.38 = 42,801,149.03/x
  3. Step 3: Cross multiply
    45,259,063.65x = 67,932,439.38 × 42,801,149.03
  4. Step 4: Simplify right side
    45,259,063.65x = 2,907,586,461,535,158.50
  5. Step 5: Solve for x
    x = 2,907,586,461,535,158.50/45,259,063.65
  6. Step 6: Final answer
    x = 64,243,186.38

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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.