Home / 93,090,733.05-128,403,654.12-58,222,889.04

Finding the Fourth Proportional to 93,090,733.05, 128,403,654.12 and 58,222,889.04

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Solution

The fourth proportional to 93,090,733.05, 128,403,654.12 and 58,222,889.04 is: 80,309,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,090,733.05 : 128,403,654.12 = 58,222,889.04 : x
  2. Step 2: Convert to fraction form
    93,090,733.05/128,403,654.12 = 58,222,889.04/x
  3. Step 3: Cross multiply
    93,090,733.05x = 128,403,654.12 × 58,222,889.04
  4. Step 4: Simplify right side
    93,090,733.05x = 7,476,031,706,159,299
  5. Step 5: Solve for x
    x = 7,476,031,706,159,299/93,090,733.05
  6. Step 6: Final answer
    x = 80,309,086.21

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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.