Home / 37,901,995,932.84-52,306,388,810.64-20,985,644,982.03

Finding the Fourth Proportional to 37,901,995,932.84, 52,306,388,810.64 and 20,985,644,982.03

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Solution

The fourth proportional to 37,901,995,932.84, 52,306,388,810.64 and 20,985,644,982.03 is: 28,961,095,025.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,901,995,932.84 : 52,306,388,810.64 = 20,985,644,982.03 : x
  2. Step 2: Convert to fraction form
    37,901,995,932.84/52,306,388,810.64 = 20,985,644,982.03/x
  3. Step 3: Cross multiply
    37,901,995,932.84x = 52,306,388,810.64 × 20,985,644,982.03
  4. Step 4: Simplify right side
    37,901,995,932.84x = 1,097,683,305,872,117,334,016
  5. Step 5: Solve for x
    x = 1,097,683,305,872,117,334,016/37,901,995,932.84
  6. Step 6: Final answer
    x = 28,961,095,025.63

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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.