Home / 1,170,422,060.29-1,754,404,127.65-393,798,097.73

Finding the Fourth Proportional to 1,170,422,060.29, 1,754,404,127.65 and 393,798,097.73

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Solution

The fourth proportional to 1,170,422,060.29, 1,754,404,127.65 and 393,798,097.73 is: 590,283,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,422,060.29 : 1,754,404,127.65 = 393,798,097.73 : x
  2. Step 2: Convert to fraction form
    1,170,422,060.29/1,754,404,127.65 = 393,798,097.73/x
  3. Step 3: Cross multiply
    1,170,422,060.29x = 1,754,404,127.65 × 393,798,097.73
  4. Step 4: Simplify right side
    1,170,422,060.29x = 690,881,008,118,230,144
  5. Step 5: Solve for x
    x = 690,881,008,118,230,144/1,170,422,060.29
  6. Step 6: Final answer
    x = 590,283,651.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.