Home / 82,197,253.99-123,124,306.66-49,303,504.21

Finding the Fourth Proportional to 82,197,253.99, 123,124,306.66 and 49,303,504.21

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Solution

The fourth proportional to 82,197,253.99, 123,124,306.66 and 49,303,504.21 is: 73,852,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,197,253.99 : 123,124,306.66 = 49,303,504.21 : x
  2. Step 2: Convert to fraction form
    82,197,253.99/123,124,306.66 = 49,303,504.21/x
  3. Step 3: Cross multiply
    82,197,253.99x = 123,124,306.66 × 49,303,504.21
  4. Step 4: Simplify right side
    82,197,253.99x = 6,070,459,771,764,641
  5. Step 5: Solve for x
    x = 6,070,459,771,764,641/82,197,253.99
  6. Step 6: Final answer
    x = 73,852,342.71

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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.