Home / 435,910,305,032.76-654,199,195,189.82-197,312,512,266.81

Finding the Fourth Proportional to 435,910,305,032.76, 654,199,195,189.82 and 197,312,512,266.81

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Solution

The fourth proportional to 435,910,305,032.76, 654,199,195,189.82 and 197,312,512,266.81 is: 296,119,832,992.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,910,305,032.76 : 654,199,195,189.82 = 197,312,512,266.81 : x
  2. Step 2: Convert to fraction form
    435,910,305,032.76/654,199,195,189.82 = 197,312,512,266.81/x
  3. Step 3: Cross multiply
    435,910,305,032.76x = 654,199,195,189.82 × 197,312,512,266.81
  4. Step 4: Simplify right side
    435,910,305,032.76x = 129,081,686,725,828,582,309,888
  5. Step 5: Solve for x
    x = 129,081,686,725,828,582,309,888/435,910,305,032.76
  6. Step 6: Final answer
    x = 296,119,832,992.08

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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.