Home / 590,097,905.30-885,146,857.95-283,987,889.30

Finding the Fourth Proportional to 590,097,905.30, 885,146,857.95 and 283,987,889.30

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Solution

The fourth proportional to 590,097,905.30, 885,146,857.95 and 283,987,889.30 is: 425,981,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,097,905.30 : 885,146,857.95 = 283,987,889.30 : x
  2. Step 2: Convert to fraction form
    590,097,905.30/885,146,857.95 = 283,987,889.30/x
  3. Step 3: Cross multiply
    590,097,905.30x = 885,146,857.95 × 283,987,889.30
  4. Step 4: Simplify right side
    590,097,905.30x = 251,370,987,909,747,456
  5. Step 5: Solve for x
    x = 251,370,987,909,747,456/590,097,905.30
  6. Step 6: Final answer
    x = 425,981,833.95

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Double scale
Find fourth proportional to 590,097,906.30, 885,146,859.45 and 283,987,890.30
Similar ratio
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1.5x scale

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.