Home / 275,676,571.20-413,514,856.80-173,639,899.20

Finding the Fourth Proportional to 275,676,571.20, 413,514,856.80 and 173,639,899.20

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Solution

The fourth proportional to 275,676,571.20, 413,514,856.80 and 173,639,899.20 is: 260,459,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,676,571.20 : 413,514,856.80 = 173,639,899.20 : x
  2. Step 2: Convert to fraction form
    275,676,571.20/413,514,856.80 = 173,639,899.20/x
  3. Step 3: Cross multiply
    275,676,571.20x = 413,514,856.80 × 173,639,899.20
  4. Step 4: Simplify right side
    275,676,571.20x = 71,802,678,052,454,432
  5. Step 5: Solve for x
    x = 71,802,678,052,454,432/275,676,571.20
  6. Step 6: Final answer
    x = 260,459,848.80

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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.