Home / 338,218,280.64-507,202,987.68-116,833,286.16

Finding the Fourth Proportional to 338,218,280.64, 507,202,987.68 and 116,833,286.16

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Solution

The fourth proportional to 338,218,280.64, 507,202,987.68 and 116,833,286.16 is: 175,206,945.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,218,280.64 : 507,202,987.68 = 116,833,286.16 : x
  2. Step 2: Convert to fraction form
    338,218,280.64/507,202,987.68 = 116,833,286.16/x
  3. Step 3: Cross multiply
    338,218,280.64x = 507,202,987.68 × 116,833,286.16
  4. Step 4: Simplify right side
    338,218,280.64x = 59,258,191,800,824,392
  5. Step 5: Solve for x
    x = 59,258,191,800,824,392/338,218,280.64
  6. Step 6: Final answer
    x = 175,206,945.32

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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.