Home / 783,206,999.61-1,174,944,341.66-322,893,538.17

Finding the Fourth Proportional to 783,206,999.61, 1,174,944,341.66 and 322,893,538.17

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Solution

The fourth proportional to 783,206,999.61, 1,174,944,341.66 and 322,893,538.17 is: 484,395,486.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,206,999.61 : 1,174,944,341.66 = 322,893,538.17 : x
  2. Step 2: Convert to fraction form
    783,206,999.61/1,174,944,341.66 = 322,893,538.17/x
  3. Step 3: Cross multiply
    783,206,999.61x = 1,174,944,341.66 × 322,893,538.17
  4. Step 4: Simplify right side
    783,206,999.61x = 379,381,935,629,804,288
  5. Step 5: Solve for x
    x = 379,381,935,629,804,288/783,206,999.61
  6. Step 6: Final answer
    x = 484,395,486.53

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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.