Home / 40,240,756,843.02-55,530,627,654.27-21,929,425,680

Finding the Fourth Proportional to 40,240,756,843.02, 55,530,627,654.27 and 21,929,425,680

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Solution

The fourth proportional to 40,240,756,843.02, 55,530,627,654.27 and 21,929,425,680 is: 30,261,726,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,240,756,843.02 : 55,530,627,654.27 = 21,929,425,680 : x
  2. Step 2: Convert to fraction form
    40,240,756,843.02/55,530,627,654.27 = 21,929,425,680/x
  3. Step 3: Cross multiply
    40,240,756,843.02x = 55,530,627,654.27 × 21,929,425,680
  4. Step 4: Simplify right side
    40,240,756,843.02x = 1,217,754,772,108,066,684,928
  5. Step 5: Solve for x
    x = 1,217,754,772,108,066,684,928/40,240,756,843.02
  6. Step 6: Final answer
    x = 30,261,726,360.13

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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.