Home / 442,927,922.70-664,192,818.45-170,208,050.70

Finding the Fourth Proportional to 442,927,922.70, 664,192,818.45 and 170,208,050.70

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Solution

The fourth proportional to 442,927,922.70, 664,192,818.45 and 170,208,050.70 is: 255,235,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,927,922.70 : 664,192,818.45 = 170,208,050.70 : x
  2. Step 2: Convert to fraction form
    442,927,922.70/664,192,818.45 = 170,208,050.70/x
  3. Step 3: Cross multiply
    442,927,922.70x = 664,192,818.45 × 170,208,050.70
  4. Step 4: Simplify right side
    442,927,922.70x = 113,050,964,917,313,488
  5. Step 5: Solve for x
    x = 113,050,964,917,313,488/442,927,922.70
  6. Step 6: Final answer
    x = 255,235,579.25

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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.