Home / 404,908,305.77-558,774,000.83-219,269,641.61

Finding the Fourth Proportional to 404,908,305.77, 558,774,000.83 and 219,269,641.61

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Solution

The fourth proportional to 404,908,305.77, 558,774,000.83 and 219,269,641.61 is: 302,592,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,908,305.77 : 558,774,000.83 = 219,269,641.61 : x
  2. Step 2: Convert to fraction form
    404,908,305.77/558,774,000.83 = 219,269,641.61/x
  3. Step 3: Cross multiply
    404,908,305.77x = 558,774,000.83 × 219,269,641.61
  4. Step 4: Simplify right side
    404,908,305.77x = 122,522,174,902,979,952
  5. Step 5: Solve for x
    x = 122,522,174,902,979,952/404,908,305.77
  6. Step 6: Final answer
    x = 302,592,397.23

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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.