Home / 404,573,019.06-558,310,767.02-218,934,034.75

Finding the Fourth Proportional to 404,573,019.06, 558,310,767.02 and 218,934,034.75

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Solution

The fourth proportional to 404,573,019.06, 558,310,767.02 and 218,934,034.75 is: 302,128,968.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,573,019.06 : 558,310,767.02 = 218,934,034.75 : x
  2. Step 2: Convert to fraction form
    404,573,019.06/558,310,767.02 = 218,934,034.75/x
  3. Step 3: Cross multiply
    404,573,019.06x = 558,310,767.02 × 218,934,034.75
  4. Step 4: Simplify right side
    404,573,019.06x = 122,233,228,868,480,048
  5. Step 5: Solve for x
    x = 122,233,228,868,480,048/404,573,019.06
  6. Step 6: Final answer
    x = 302,128,968.34

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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.