Home / 81,115,500,765.02-111,924,590,001.30-46,808,691,703.20

Finding the Fourth Proportional to 81,115,500,765.02, 111,924,590,001.30 and 46,808,691,703.20

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Solution

The fourth proportional to 81,115,500,765.02, 111,924,590,001.30 and 46,808,691,703.20 is: 64,587,453,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,115,500,765.02 : 111,924,590,001.30 = 46,808,691,703.20 : x
  2. Step 2: Convert to fraction form
    81,115,500,765.02/111,924,590,001.30 = 46,808,691,703.20/x
  3. Step 3: Cross multiply
    81,115,500,765.02x = 111,924,590,001.30 × 46,808,691,703.20
  4. Step 4: Simplify right side
    81,115,500,765.02x = 5,239,043,627,377,912,446,976
  5. Step 5: Solve for x
    x = 5,239,043,627,377,912,446,976/81,115,500,765.02
  6. Step 6: Final answer
    x = 64,587,453,420.96

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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.