Home / 529,982,091.01-731,380,697.97-291,849,419.90

Finding the Fourth Proportional to 529,982,091.01, 731,380,697.97 and 291,849,419.90

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Solution

The fourth proportional to 529,982,091.01, 731,380,697.97 and 291,849,419.90 is: 402,755,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,982,091.01 : 731,380,697.97 = 291,849,419.90 : x
  2. Step 2: Convert to fraction form
    529,982,091.01/731,380,697.97 = 291,849,419.90/x
  3. Step 3: Cross multiply
    529,982,091.01x = 731,380,697.97 × 291,849,419.90
  4. Step 4: Simplify right side
    529,982,091.01x = 213,453,032,424,944,704
  5. Step 5: Solve for x
    x = 213,453,032,424,944,704/529,982,091.01
  6. Step 6: Final answer
    x = 402,755,179.93

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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.