Home / 769,404,920.10-1,154,219,354.55-251,709,944.10

Finding the Fourth Proportional to 769,404,920.10, 1,154,219,354.55 and 251,709,944.10

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Solution

The fourth proportional to 769,404,920.10, 1,154,219,354.55 and 251,709,944.10 is: 377,601,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,404,920.10 : 1,154,219,354.55 = 251,709,944.10 : x
  2. Step 2: Convert to fraction form
    769,404,920.10/1,154,219,354.55 = 251,709,944.10/x
  3. Step 3: Cross multiply
    769,404,920.10x = 1,154,219,354.55 × 251,709,944.10
  4. Step 4: Simplify right side
    769,404,920.10x = 290,528,489,212,918,592
  5. Step 5: Solve for x
    x = 290,528,489,212,918,592/769,404,920.10
  6. Step 6: Final answer
    x = 377,601,548.45

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1.5x scale

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.