Home / 590,575,819.48-815,017,945.38-339,679,812.04

Finding the Fourth Proportional to 590,575,819.48, 815,017,945.38 and 339,679,812.04

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Solution

The fourth proportional to 590,575,819.48, 815,017,945.38 and 339,679,812.04 is: 468,771,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,575,819.48 : 815,017,945.38 = 339,679,812.04 : x
  2. Step 2: Convert to fraction form
    590,575,819.48/815,017,945.38 = 339,679,812.04/x
  3. Step 3: Cross multiply
    590,575,819.48x = 815,017,945.38 × 339,679,812.04
  4. Step 4: Simplify right side
    590,575,819.48x = 276,845,142,495,905,408
  5. Step 5: Solve for x
    x = 276,845,142,495,905,408/590,575,819.48
  6. Step 6: Final answer
    x = 468,771,550.35

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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.