Home / 1,158,204,889.88-1,599,092,384.12-889,802,697.76

Finding the Fourth Proportional to 1,158,204,889.88, 1,599,092,384.12 and 889,802,697.76

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Solution

The fourth proportional to 1,158,204,889.88, 1,599,092,384.12 and 889,802,697.76 is: 1,228,519,003.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,204,889.88 : 1,599,092,384.12 = 889,802,697.76 : x
  2. Step 2: Convert to fraction form
    1,158,204,889.88/1,599,092,384.12 = 889,802,697.76/x
  3. Step 3: Cross multiply
    1,158,204,889.88x = 1,599,092,384.12 × 889,802,697.76
  4. Step 4: Simplify right side
    1,158,204,889.88x = 1,422,876,717,357,446,144
  5. Step 5: Solve for x
    x = 1,422,876,717,357,446,144/1,158,204,889.88
  6. Step 6: Final answer
    x = 1,228,519,003.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.