Home / 450,760,774.65-622,049,927.99-249,830,621.43

Finding the Fourth Proportional to 450,760,774.65, 622,049,927.99 and 249,830,621.43

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Solution

The fourth proportional to 450,760,774.65, 622,049,927.99 and 249,830,621.43 is: 344,766,290.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,760,774.65 : 622,049,927.99 = 249,830,621.43 : x
  2. Step 2: Convert to fraction form
    450,760,774.65/622,049,927.99 = 249,830,621.43/x
  3. Step 3: Cross multiply
    450,760,774.65x = 622,049,927.99 × 249,830,621.43
  4. Step 4: Simplify right side
    450,760,774.65x = 155,407,120,070,228,448
  5. Step 5: Solve for x
    x = 155,407,120,070,228,448/450,760,774.65
  6. Step 6: Final answer
    x = 344,766,290.26

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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.