Home / 291,581,160.26-437,682,980.14-125,666,545.78

Finding the Fourth Proportional to 291,581,160.26, 437,682,980.14 and 125,666,545.78

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Solution

The fourth proportional to 291,581,160.26, 437,682,980.14 and 125,666,545.78 is: 188,633,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,581,160.26 : 437,682,980.14 = 125,666,545.78 : x
  2. Step 2: Convert to fraction form
    291,581,160.26/437,682,980.14 = 125,666,545.78/x
  3. Step 3: Cross multiply
    291,581,160.26x = 437,682,980.14 × 125,666,545.78
  4. Step 4: Simplify right side
    291,581,160.26x = 55,002,108,260,890,136
  5. Step 5: Solve for x
    x = 55,002,108,260,890,136/291,581,160.26
  6. Step 6: Final answer
    x = 188,633,957.74

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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.