Home / 1,945,390,890.48-2,918,265,723.63-635,299,809.12

Finding the Fourth Proportional to 1,945,390,890.48, 2,918,265,723.63 and 635,299,809.12

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Solution

The fourth proportional to 1,945,390,890.48, 2,918,265,723.63 and 635,299,809.12 is: 953,008,295.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,390,890.48 : 2,918,265,723.63 = 635,299,809.12 : x
  2. Step 2: Convert to fraction form
    1,945,390,890.48/2,918,265,723.63 = 635,299,809.12/x
  3. Step 3: Cross multiply
    1,945,390,890.48x = 2,918,265,723.63 × 635,299,809.12
  4. Step 4: Simplify right side
    1,945,390,890.48x = 1,853,973,657,183,577,856
  5. Step 5: Solve for x
    x = 1,853,973,657,183,577,856/1,945,390,890.48
  6. Step 6: Final answer
    x = 953,008,295.79

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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.