Home / 101,152,763.74-151,575,879.69-66,951,582.94

Finding the Fourth Proportional to 101,152,763.74, 151,575,879.69 and 66,951,582.94

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Solution

The fourth proportional to 101,152,763.74, 151,575,879.69 and 66,951,582.94 is: 100,325,929.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,152,763.74 : 151,575,879.69 = 66,951,582.94 : x
  2. Step 2: Convert to fraction form
    101,152,763.74/151,575,879.69 = 66,951,582.94/x
  3. Step 3: Cross multiply
    101,152,763.74x = 151,575,879.69 × 66,951,582.94
  4. Step 4: Simplify right side
    101,152,763.74x = 10,148,245,080,768,496
  5. Step 5: Solve for x
    x = 10,148,245,080,768,496/101,152,763.74
  6. Step 6: Final answer
    x = 100,325,929.87

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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.