Home / 28,902,329,090.02-39,881,979,195.27-16,042,511,144.53

Finding the Fourth Proportional to 28,902,329,090.02, 39,881,979,195.27 and 16,042,511,144.53

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Solution

The fourth proportional to 28,902,329,090.02, 39,881,979,195.27 and 16,042,511,144.53 is: 22,136,869,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902,329,090.02 : 39,881,979,195.27 = 16,042,511,144.53 : x
  2. Step 2: Convert to fraction form
    28,902,329,090.02/39,881,979,195.27 = 16,042,511,144.53/x
  3. Step 3: Cross multiply
    28,902,329,090.02x = 39,881,979,195.27 × 16,042,511,144.53
  4. Step 4: Simplify right side
    28,902,329,090.02x = 639,807,095,706,032,537,600
  5. Step 5: Solve for x
    x = 639,807,095,706,032,537,600/28,902,329,090.02
  6. Step 6: Final answer
    x = 22,136,869,790.43

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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.