Home / 89,920,011.68-124,082,689.62-50,765,658.62

Finding the Fourth Proportional to 89,920,011.68, 124,082,689.62 and 50,765,658.62

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Solution

The fourth proportional to 89,920,011.68, 124,082,689.62 and 50,765,658.62 is: 70,052,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,920,011.68 : 124,082,689.62 = 50,765,658.62 : x
  2. Step 2: Convert to fraction form
    89,920,011.68/124,082,689.62 = 50,765,658.62/x
  3. Step 3: Cross multiply
    89,920,011.68x = 124,082,689.62 × 50,765,658.62
  4. Step 4: Simplify right side
    89,920,011.68x = 6,299,139,461,900,337
  5. Step 5: Solve for x
    x = 6,299,139,461,900,337/89,920,011.68
  6. Step 6: Final answer
    x = 70,052,698.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.