Home / 193,544,361.60-290,316,542.40-133,078,185.60

Finding the Fourth Proportional to 193,544,361.60, 290,316,542.40 and 133,078,185.60

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Solution

The fourth proportional to 193,544,361.60, 290,316,542.40 and 133,078,185.60 is: 199,617,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,544,361.60 : 290,316,542.40 = 133,078,185.60 : x
  2. Step 2: Convert to fraction form
    193,544,361.60/290,316,542.40 = 133,078,185.60/x
  3. Step 3: Cross multiply
    193,544,361.60x = 290,316,542.40 × 133,078,185.60
  4. Step 4: Simplify right side
    193,544,361.60x = 38,634,798,712,257,464
  5. Step 5: Solve for x
    x = 38,634,798,712,257,464/193,544,361.60
  6. Step 6: Final answer
    x = 199,617,278.40

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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.