Home / 662,019,268.80-913,575,429.48-364,689,323.88

Finding the Fourth Proportional to 662,019,268.80, 913,575,429.48 and 364,689,323.88

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Solution

The fourth proportional to 662,019,268.80, 913,575,429.48 and 364,689,323.88 is: 503,265,118.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,019,268.80 : 913,575,429.48 = 364,689,323.88 : x
  2. Step 2: Convert to fraction form
    662,019,268.80/913,575,429.48 = 364,689,323.88/x
  3. Step 3: Cross multiply
    662,019,268.80x = 913,575,429.48 × 364,689,323.88
  4. Step 4: Simplify right side
    662,019,268.80x = 333,171,205,690,441,792
  5. Step 5: Solve for x
    x = 333,171,205,690,441,792/662,019,268.80
  6. Step 6: Final answer
    x = 503,265,118.39

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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.