Home / 327,346,411.40-491,090,475.90-97,338,746.60

Finding the Fourth Proportional to 327,346,411.40, 491,090,475.90 and 97,338,746.60

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Solution

The fourth proportional to 327,346,411.40, 491,090,475.90 and 97,338,746.60 is: 146,029,190.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,346,411.40 : 491,090,475.90 = 97,338,746.60 : x
  2. Step 2: Convert to fraction form
    327,346,411.40/491,090,475.90 = 97,338,746.60/x
  3. Step 3: Cross multiply
    327,346,411.40x = 491,090,475.90 × 97,338,746.60
  4. Step 4: Simplify right side
    327,346,411.40x = 47,802,131,391,303,504
  5. Step 5: Solve for x
    x = 47,802,131,391,303,504/327,346,411.40
  6. Step 6: Final answer
    x = 146,029,190.26

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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.