Home / 590,980,412.16-815,538,732.48-323,044,335.36

Finding the Fourth Proportional to 590,980,412.16, 815,538,732.48 and 323,044,335.36

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Solution

The fourth proportional to 590,980,412.16, 815,538,732.48 and 323,044,335.36 is: 445,793,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,980,412.16 : 815,538,732.48 = 323,044,335.36 : x
  2. Step 2: Convert to fraction form
    590,980,412.16/815,538,732.48 = 323,044,335.36/x
  3. Step 3: Cross multiply
    590,980,412.16x = 815,538,732.48 × 323,044,335.36
  4. Step 4: Simplify right side
    590,980,412.16x = 263,455,167,794,338,464
  5. Step 5: Solve for x
    x = 263,455,167,794,338,464/590,980,412.16
  6. Step 6: Final answer
    x = 445,793,400.89

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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.