Home / 1,505,546,043.95-2,077,709,611.97-902,814,797.59

Finding the Fourth Proportional to 1,505,546,043.95, 2,077,709,611.97 and 902,814,797.59

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Solution

The fourth proportional to 1,505,546,043.95, 2,077,709,611.97 and 902,814,797.59 is: 1,245,918,044.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,546,043.95 : 2,077,709,611.97 = 902,814,797.59 : x
  2. Step 2: Convert to fraction form
    1,505,546,043.95/2,077,709,611.97 = 902,814,797.59/x
  3. Step 3: Cross multiply
    1,505,546,043.95x = 2,077,709,611.97 × 902,814,797.59
  4. Step 4: Simplify right side
    1,505,546,043.95x = 1,875,786,982,782,330,368
  5. Step 5: Solve for x
    x = 1,875,786,982,782,330,368/1,505,546,043.95
  6. Step 6: Final answer
    x = 1,245,918,044.36

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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.