Home / 1,074,771,308,134.40-1,612,383,380,080.80-348,645,940,967.80

Finding the Fourth Proportional to 1,074,771,308,134.40, 1,612,383,380,080.80 and 348,645,940,967.80

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Solution

The fourth proportional to 1,074,771,308,134.40, 1,612,383,380,080.80 and 348,645,940,967.80 is: 523,042,359,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,771,308,134.40 : 1,612,383,380,080.80 = 348,645,940,967.80 : x
  2. Step 2: Convert to fraction form
    1,074,771,308,134.40/1,612,383,380,080.80 = 348,645,940,967.80/x
  3. Step 3: Cross multiply
    1,074,771,308,134.40x = 1,612,383,380,080.80 × 348,645,940,967.80
  4. Step 4: Simplify right side
    1,074,771,308,134.40x = 562,150,920,749,112,405,000,192
  5. Step 5: Solve for x
    x = 562,150,920,749,112,405,000,192/1,074,771,308,134.40
  6. Step 6: Final answer
    x = 523,042,359,332.15

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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.