Home / 632,700,918.40-949,054,530.52-259,412,701.44

Finding the Fourth Proportional to 632,700,918.40, 949,054,530.52 and 259,412,701.44

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Solution

The fourth proportional to 632,700,918.40, 949,054,530.52 and 259,412,701.44 is: 389,120,344.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,700,918.40 : 949,054,530.52 = 259,412,701.44 : x
  2. Step 2: Convert to fraction form
    632,700,918.40/949,054,530.52 = 259,412,701.44/x
  3. Step 3: Cross multiply
    632,700,918.40x = 949,054,530.52 × 259,412,701.44
  4. Step 4: Simplify right side
    632,700,918.40x = 246,196,799,580,686,656
  5. Step 5: Solve for x
    x = 246,196,799,580,686,656/632,700,918.40
  6. Step 6: Final answer
    x = 389,120,344.89

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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.