Home / 510,960,535.48-705,124,998.12-276,011,158.96

Finding the Fourth Proportional to 510,960,535.48, 705,124,998.12 and 276,011,158.96

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Solution

The fourth proportional to 510,960,535.48, 705,124,998.12 and 276,011,158.96 is: 380,895,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,960,535.48 : 705,124,998.12 = 276,011,158.96 : x
  2. Step 2: Convert to fraction form
    510,960,535.48/705,124,998.12 = 276,011,158.96/x
  3. Step 3: Cross multiply
    510,960,535.48x = 705,124,998.12 × 276,011,158.96
  4. Step 4: Simplify right side
    510,960,535.48x = 194,622,367,942,768,992
  5. Step 5: Solve for x
    x = 194,622,367,942,768,992/510,960,535.48
  6. Step 6: Final answer
    x = 380,895,107.21

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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.