Home / 18,622,591,859.71-25,732,793,347.28-13,260,843,629.74

Finding the Fourth Proportional to 18,622,591,859.71, 25,732,793,347.28 and 13,260,843,629.74

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Solution

The fourth proportional to 18,622,591,859.71, 25,732,793,347.28 and 13,260,843,629.74 is: 18,323,902,027.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622,591,859.71 : 25,732,793,347.28 = 13,260,843,629.74 : x
  2. Step 2: Convert to fraction form
    18,622,591,859.71/25,732,793,347.28 = 13,260,843,629.74/x
  3. Step 3: Cross multiply
    18,622,591,859.71x = 25,732,793,347.28 × 13,260,843,629.74
  4. Step 4: Simplify right side
    18,622,591,859.71x = 341,238,548,734,693,801,984
  5. Step 5: Solve for x
    x = 341,238,548,734,693,801,984/18,622,591,859.71
  6. Step 6: Final answer
    x = 18,323,902,027.46

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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.