Home / 1,127,606,603.79-1,691,474,543.10-298,538,703.06

Finding the Fourth Proportional to 1,127,606,603.79, 1,691,474,543.10 and 298,538,703.06

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Solution

The fourth proportional to 1,127,606,603.79, 1,691,474,543.10 and 298,538,703.06 is: 447,825,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,606,603.79 : 1,691,474,543.10 = 298,538,703.06 : x
  2. Step 2: Convert to fraction form
    1,127,606,603.79/1,691,474,543.10 = 298,538,703.06/x
  3. Step 3: Cross multiply
    1,127,606,603.79x = 1,691,474,543.10 × 298,538,703.06
  4. Step 4: Simplify right side
    1,127,606,603.79x = 504,970,616,356,080,064
  5. Step 5: Solve for x
    x = 504,970,616,356,080,064/1,127,606,603.79
  6. Step 6: Final answer
    x = 447,825,167.62

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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.