Home / 916,320,171.80-1,374,480,257.70-334,073,412.20

Finding the Fourth Proportional to 916,320,171.80, 1,374,480,257.70 and 334,073,412.20

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Solution

The fourth proportional to 916,320,171.80, 1,374,480,257.70 and 334,073,412.20 is: 501,110,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,320,171.80 : 1,374,480,257.70 = 334,073,412.20 : x
  2. Step 2: Convert to fraction form
    916,320,171.80/1,374,480,257.70 = 334,073,412.20/x
  3. Step 3: Cross multiply
    916,320,171.80x = 1,374,480,257.70 × 334,073,412.20
  4. Step 4: Simplify right side
    916,320,171.80x = 459,177,309,691,374,336
  5. Step 5: Solve for x
    x = 459,177,309,691,374,336/916,320,171.80
  6. Step 6: Final answer
    x = 501,110,118.30

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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.