Home / 25,464,853,936.78-35,140,475,308.46-13,877,214,685.22

Finding the Fourth Proportional to 25,464,853,936.78, 35,140,475,308.46 and 13,877,214,685.22

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Solution

The fourth proportional to 25,464,853,936.78, 35,140,475,308.46 and 13,877,214,685.22 is: 19,149,998,708.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,464,853,936.78 : 35,140,475,308.46 = 13,877,214,685.22 : x
  2. Step 2: Convert to fraction form
    25,464,853,936.78/35,140,475,308.46 = 13,877,214,685.22/x
  3. Step 3: Cross multiply
    25,464,853,936.78x = 35,140,475,308.46 × 13,877,214,685.22
  4. Step 4: Simplify right side
    25,464,853,936.78x = 487,651,919,996,023,930,880
  5. Step 5: Solve for x
    x = 487,651,919,996,023,930,880/25,464,853,936.78
  6. Step 6: Final answer
    x = 19,149,998,708.29

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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.