Home / 310,847,987.94-429,007,839.18-176,918,467.30

Finding the Fourth Proportional to 310,847,987.94, 429,007,839.18 and 176,918,467.30

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Solution

The fourth proportional to 310,847,987.94, 429,007,839.18 and 176,918,467.30 is: 244,168,893.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,847,987.94 : 429,007,839.18 = 176,918,467.30 : x
  2. Step 2: Convert to fraction form
    310,847,987.94/429,007,839.18 = 176,918,467.30/x
  3. Step 3: Cross multiply
    310,847,987.94x = 429,007,839.18 × 176,918,467.30
  4. Step 4: Simplify right side
    310,847,987.94x = 75,899,409,367,410,496
  5. Step 5: Solve for x
    x = 75,899,409,367,410,496/310,847,987.94
  6. Step 6: Final answer
    x = 244,168,893.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.