Home / 504,303,322.87-755,395,631.61-319,975,918.71

Finding the Fourth Proportional to 504,303,322.87, 755,395,631.61 and 319,975,918.71

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Solution

The fourth proportional to 504,303,322.87, 755,395,631.61 and 319,975,918.71 is: 479,291,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,303,322.87 : 755,395,631.61 = 319,975,918.71 : x
  2. Step 2: Convert to fraction form
    504,303,322.87/755,395,631.61 = 319,975,918.71/x
  3. Step 3: Cross multiply
    504,303,322.87x = 755,395,631.61 × 319,975,918.71
  4. Step 4: Simplify right side
    504,303,322.87x = 241,708,411,213,930,464
  5. Step 5: Solve for x
    x = 241,708,411,213,930,464/504,303,322.87
  6. Step 6: Final answer
    x = 479,291,728.32

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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.