Home / 165,293,359.70-247,940,039.55-74,594,095.70

Finding the Fourth Proportional to 165,293,359.70, 247,940,039.55 and 74,594,095.70

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Solution

The fourth proportional to 165,293,359.70, 247,940,039.55 and 74,594,095.70 is: 111,891,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,293,359.70 : 247,940,039.55 = 74,594,095.70 : x
  2. Step 2: Convert to fraction form
    165,293,359.70/247,940,039.55 = 74,594,095.70/x
  3. Step 3: Cross multiply
    165,293,359.70x = 247,940,039.55 × 74,594,095.70
  4. Step 4: Simplify right side
    165,293,359.70x = 18,494,863,038,054,488
  5. Step 5: Solve for x
    x = 18,494,863,038,054,488/165,293,359.70
  6. Step 6: Final answer
    x = 111,891,143.55

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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.