Home / 382,001,938.40-573,002,907.60-136,476,196.40

Finding the Fourth Proportional to 382,001,938.40, 573,002,907.60 and 136,476,196.40

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Solution

The fourth proportional to 382,001,938.40, 573,002,907.60 and 136,476,196.40 is: 204,714,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,001,938.40 : 573,002,907.60 = 136,476,196.40 : x
  2. Step 2: Convert to fraction form
    382,001,938.40/573,002,907.60 = 136,476,196.40/x
  3. Step 3: Cross multiply
    382,001,938.40x = 573,002,907.60 × 136,476,196.40
  4. Step 4: Simplify right side
    382,001,938.40x = 78,201,257,355,388,656
  5. Step 5: Solve for x
    x = 78,201,257,355,388,656/382,001,938.40
  6. Step 6: Final answer
    x = 204,714,294.60

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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.