Home / 51,500,643,781.80-77,254,643,138.31-13,727,021,250.52

Finding the Fourth Proportional to 51,500,643,781.80, 77,254,643,138.31 and 13,727,021,250.52

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Solution

The fourth proportional to 51,500,643,781.80, 77,254,643,138.31 and 13,727,021,250.52 is: 20,591,512,070.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,500,643,781.80 : 77,254,643,138.31 = 13,727,021,250.52 : x
  2. Step 2: Convert to fraction form
    51,500,643,781.80/77,254,643,138.31 = 13,727,021,250.52/x
  3. Step 3: Cross multiply
    51,500,643,781.80x = 77,254,643,138.31 × 13,727,021,250.52
  4. Step 4: Simplify right side
    51,500,643,781.80x = 1,060,476,128,060,688,695,296
  5. Step 5: Solve for x
    x = 1,060,476,128,060,688,695,296/51,500,643,781.80
  6. Step 6: Final answer
    x = 20,591,512,070.29

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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.