Home / 1,478,191,467,685.90-2,217,537,520,922.10-509,836,969,082.34

Finding the Fourth Proportional to 1,478,191,467,685.90, 2,217,537,520,922.10 and 509,836,969,082.34

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Solution

The fourth proportional to 1,478,191,467,685.90, 2,217,537,520,922.10 and 509,836,969,082.34 is: 764,841,790,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,191,467,685.90 : 2,217,537,520,922.10 = 509,836,969,082.34 : x
  2. Step 2: Convert to fraction form
    1,478,191,467,685.90/2,217,537,520,922.10 = 509,836,969,082.34/x
  3. Step 3: Cross multiply
    1,478,191,467,685.90x = 2,217,537,520,922.10 × 509,836,969,082.34
  4. Step 4: Simplify right side
    1,478,191,467,685.90x = 1,130,582,608,493,289,693,773,824
  5. Step 5: Solve for x
    x = 1,130,582,608,493,289,693,773,824/1,478,191,467,685.90
  6. Step 6: Final answer
    x = 764,841,790,260.91

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Double scale
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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.