Home / 55,133,856.45-82,581,210.45-45,567,918.45

Finding the Fourth Proportional to 55,133,856.45, 82,581,210.45 and 45,567,918.45

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Solution

The fourth proportional to 55,133,856.45, 82,581,210.45 and 45,567,918.45 is: 68,253,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133,856.45 : 82,581,210.45 = 45,567,918.45 : x
  2. Step 2: Convert to fraction form
    55,133,856.45/82,581,210.45 = 45,567,918.45/x
  3. Step 3: Cross multiply
    55,133,856.45x = 82,581,210.45 × 45,567,918.45
  4. Step 4: Simplify right side
    55,133,856.45x = 3,763,053,863,287,888
  5. Step 5: Solve for x
    x = 3,763,053,863,287,888/55,133,856.45
  6. Step 6: Final answer
    x = 68,253,050.04

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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.