Home / 415,679,137.10-573,613,869.79-227,507,047.58

Finding the Fourth Proportional to 415,679,137.10, 573,613,869.79 and 227,507,047.58

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Solution

The fourth proportional to 415,679,137.10, 573,613,869.79 and 227,507,047.58 is: 313,946,951.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,679,137.10 : 573,613,869.79 = 227,507,047.58 : x
  2. Step 2: Convert to fraction form
    415,679,137.10/573,613,869.79 = 227,507,047.58/x
  3. Step 3: Cross multiply
    415,679,137.10x = 573,613,869.79 × 227,507,047.58
  4. Step 4: Simplify right side
    415,679,137.10x = 130,501,197,967,938,304
  5. Step 5: Solve for x
    x = 130,501,197,967,938,304/415,679,137.10
  6. Step 6: Final answer
    x = 313,946,951.68

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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.