Home / 211,896,566.80-317,844,850.20-108,584,436.40

Finding the Fourth Proportional to 211,896,566.80, 317,844,850.20 and 108,584,436.40

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Solution

The fourth proportional to 211,896,566.80, 317,844,850.20 and 108,584,436.40 is: 162,876,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,896,566.80 : 317,844,850.20 = 108,584,436.40 : x
  2. Step 2: Convert to fraction form
    211,896,566.80/317,844,850.20 = 108,584,436.40/x
  3. Step 3: Cross multiply
    211,896,566.80x = 317,844,850.20 × 108,584,436.40
  4. Step 4: Simplify right side
    211,896,566.80x = 34,513,003,921,609,428
  5. Step 5: Solve for x
    x = 34,513,003,921,609,428/211,896,566.80
  6. Step 6: Final answer
    x = 162,876,654.60

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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.