Home / 541,514,007.96-812,034,474.22-191,643,842.85

Finding the Fourth Proportional to 541,514,007.96, 812,034,474.22 and 191,643,842.85

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Solution

The fourth proportional to 541,514,007.96, 812,034,474.22 and 191,643,842.85 is: 287,382,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,514,007.96 : 812,034,474.22 = 191,643,842.85 : x
  2. Step 2: Convert to fraction form
    541,514,007.96/812,034,474.22 = 191,643,842.85/x
  3. Step 3: Cross multiply
    541,514,007.96x = 812,034,474.22 × 191,643,842.85
  4. Step 4: Simplify right side
    541,514,007.96x = 155,621,407,169,005,632
  5. Step 5: Solve for x
    x = 155,621,407,169,005,632/541,514,007.96
  6. Step 6: Final answer
    x = 287,382,052.69

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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.