Home / 433,372,304.62-650,175,742.51-309,032,019.32

Finding the Fourth Proportional to 433,372,304.62, 650,175,742.51 and 309,032,019.32

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Solution

The fourth proportional to 433,372,304.62, 650,175,742.51 and 309,032,019.32 is: 463,631,663.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,372,304.62 : 650,175,742.51 = 309,032,019.32 : x
  2. Step 2: Convert to fraction form
    433,372,304.62/650,175,742.51 = 309,032,019.32/x
  3. Step 3: Cross multiply
    433,372,304.62x = 650,175,742.51 × 309,032,019.32
  4. Step 4: Simplify right side
    433,372,304.62x = 200,925,122,620,745,664
  5. Step 5: Solve for x
    x = 200,925,122,620,745,664/433,372,304.62
  6. Step 6: Final answer
    x = 463,631,663.77

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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.