Home / 558,747,766,851.70-771,215,383,750.65-363,916,550,583.03

Finding the Fourth Proportional to 558,747,766,851.70, 771,215,383,750.65 and 363,916,550,583.03

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Solution

The fourth proportional to 558,747,766,851.70, 771,215,383,750.65 and 363,916,550,583.03 is: 502,298,279,942.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,747,766,851.70 : 771,215,383,750.65 = 363,916,550,583.03 : x
  2. Step 2: Convert to fraction form
    558,747,766,851.70/771,215,383,750.65 = 363,916,550,583.03/x
  3. Step 3: Cross multiply
    558,747,766,851.70x = 771,215,383,750.65 × 363,916,550,583.03
  4. Step 4: Simplify right side
    558,747,766,851.70x = 280,658,042,211,104,343,457,792
  5. Step 5: Solve for x
    x = 280,658,042,211,104,343,457,792/558,747,766,851.70
  6. Step 6: Final answer
    x = 502,298,279,942.11

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Double scale
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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.