Home / 834,404,530.80-1,252,054,693.80-349,779,327.60

Finding the Fourth Proportional to 834,404,530.80, 1,252,054,693.80 and 349,779,327.60

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Solution

The fourth proportional to 834,404,530.80, 1,252,054,693.80 and 349,779,327.60 is: 524,856,748.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,404,530.80 : 1,252,054,693.80 = 349,779,327.60 : x
  2. Step 2: Convert to fraction form
    834,404,530.80/1,252,054,693.80 = 349,779,327.60/x
  3. Step 3: Cross multiply
    834,404,530.80x = 1,252,054,693.80 × 349,779,327.60
  4. Step 4: Simplify right side
    834,404,530.80x = 437,942,848,915,787,904
  5. Step 5: Solve for x
    x = 437,942,848,915,787,904/834,404,530.80
  6. Step 6: Final answer
    x = 524,856,748.44

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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.