Home / 1,145,110,828.80-1,717,666,243.20-967,743,379.20

Finding the Fourth Proportional to 1,145,110,828.80, 1,717,666,243.20 and 967,743,379.20

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Solution

The fourth proportional to 1,145,110,828.80, 1,717,666,243.20 and 967,743,379.20 is: 1,451,615,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,110,828.80 : 1,717,666,243.20 = 967,743,379.20 : x
  2. Step 2: Convert to fraction form
    1,145,110,828.80/1,717,666,243.20 = 967,743,379.20/x
  3. Step 3: Cross multiply
    1,145,110,828.80x = 1,717,666,243.20 × 967,743,379.20
  4. Step 4: Simplify right side
    1,145,110,828.80x = 1,662,260,134,532,137,216
  5. Step 5: Solve for x
    x = 1,662,260,134,532,137,216/1,145,110,828.80
  6. Step 6: Final answer
    x = 1,451,615,068.80

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Double scale
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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.